annotate src/main/java/org/monetdb/jdbc/MonetStatement.java @ 709:bdeabbd46ec6

Resolve javac and javadoc warnings when compiled with JDK19.
author Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
date Thu, 15 Dec 2022 19:31:53 +0100 (2022-12-15)
parents 07d60185eeb9
children 437e51b4c169
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1 /*
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2 * This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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5 *
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6 * Copyright 1997 - July 2008 CWI, August 2008 - 2022 MonetDB B.V.
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7 */
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8
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9 package org.monetdb.jdbc;
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11 import org.monetdb.mcl.net.MapiSocket;
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12 import java.sql.BatchUpdateException;
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13 import java.sql.Connection;
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14 import java.sql.Statement;
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15 import java.sql.ResultSet;
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16 import java.sql.SQLException;
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17 import java.sql.SQLFeatureNotSupportedException;
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18 import java.sql.SQLWarning;
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19 import java.util.ArrayList;
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20 import java.util.concurrent.locks.ReentrantLock;
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22 /**
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23 *<pre>
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24 * A {@link Statement} suitable for the MonetDB database.
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25 *
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26 * The object used for executing a static SQL statement and returning
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27 * the result(s) it produces.
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28 *
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29 * By default, only one {@link ResultSet} object per Statement object can be
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30 * open at the same time. Therefore, if the reading of one ResultSet
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31 * object is interleaved with the reading of another, each must have
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32 * been generated by different {@link Statement} objects. All execution
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33 * methods in the Statement interface implicitly close a Statement's current
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34 * ResultSet object if an open one exists.
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35 *
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36 * The current state of this Statement is that it only implements the
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37 * executeQuery() which returns a ResultSet where from results can be
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38 * read and executeUpdate() which returns the affected rows for DML.
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39 * Commit and rollback are implemented, as is the autoCommit mechanism
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40 * which relies on server side auto commit.
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41 * Multi-result queries are supported using the getMoreResults() method.
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42 *</pre>
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43 *
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44 * @author Fabian Groffen
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45 * @author Martin van Dinther
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46 * @version 0.9
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47 */
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48 public class MonetStatement
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49 extends MonetWrapper
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50 implements Statement, AutoCloseable
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51 {
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52 /** The parental Connection object */
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53 protected final MonetConnection connection;
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54 /** The last ResponseList object this Statement produced */
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55 private MonetConnection.ResponseList lastResponseList;
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56 /** The last Response that this object uses */
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57 MonetConnection.Response header;
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58 /** The warnings this Statement object generated */
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59 private SQLWarning warnings;
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60 /** Whether this Statement object is closed or not */
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61 protected boolean closed = false;
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62 /** Whether the application wants this Statement object to be pooled */
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63 protected boolean poolable = false;
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64 /** Whether this Statement should be closed if the last ResultSet closes */
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65 private boolean closeOnCompletion = false;
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66 /** The timeout (in sec) for the query to return, 0 means no timeout */
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67 private int queryTimeout;
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68 /** The size of the blocks of results to ask for at the server */
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69 private int fetchSize;
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70 /** The maximum number of rows to return in a ResultSet, 0 indicates unlimited */
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71 private long maxRows;
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72 /** The type of ResultSet to produce; i.e. forward only, random access */
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73 private int resultSetType = MonetResultSet.DEF_RESULTSETTYPE;
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74 /** The suggested direction of fetching data (implemented but not used) */
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75 private int fetchDirection = MonetResultSet.DEF_FETCHDIRECTION;
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76 /** The concurrency of the ResultSet to produce */
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77 private int resultSetConcurrency = MonetResultSet.DEF_CONCURRENCY;
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79 /** A List to hold all queries of a batch */
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80 private ArrayList<String> batch;
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81 private ReentrantLock batchLock;
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83
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84 /**
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85 * MonetStatement constructor which checks the arguments for validity.
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86 * This constructor is only accessible to classes from the jdbc package.
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87 *
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88 * @param connection the connection that created this Statement
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89 * @param resultSetType type of ResultSet to produce
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90 * @param resultSetConcurrency concurrency of ResultSet to produce
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91 * @param resultSetHoldability holdability of ResultSet after commit
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92 * @throws SQLException if an error occurs during login
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93 * @throws IllegalArgumentException is one of the arguments null or empty
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94 */
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95 MonetStatement(
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96 final MonetConnection connection,
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97 final int resultSetType,
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98 final int resultSetConcurrency,
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99 final int resultSetHoldability)
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100 throws SQLException, IllegalArgumentException
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101 {
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102 if (connection == null)
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103 throw new IllegalArgumentException("No Connection given!");
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104
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105 this.connection = connection;
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106 this.queryTimeout = connection.lastSetQueryTimeout;
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107 this.fetchSize = connection.getDefaultFetchSize();
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108
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109 this.resultSetType = resultSetType;
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110 this.resultSetConcurrency = resultSetConcurrency;
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111
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112 // check our limits, and generate warnings as appropriate
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113 if (this.resultSetConcurrency != ResultSet.CONCUR_READ_ONLY) {
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114 addWarning("No concurrency mode other then read only is supported, continuing with concurrency level READ_ONLY", "01M13");
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115 this.resultSetConcurrency = ResultSet.CONCUR_READ_ONLY;
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116 }
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117
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118 // check type for supported mode
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119 if (this.resultSetType == ResultSet.TYPE_SCROLL_SENSITIVE) {
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120 addWarning("Change sensitive scrolling ResultSet objects are not supported, continuing with a change non-sensitive scrollable cursor.", "01M14");
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121 this.resultSetType = ResultSet.TYPE_SCROLL_INSENSITIVE;
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122 }
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123
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124 // check type for supported holdability
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125 if (resultSetHoldability != ResultSet.HOLD_CURSORS_OVER_COMMIT) {
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126 addWarning("Close cursors at commit not supported, continuing with holdability to hold cursors open over commit.", "01M15");
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127 }
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128 }
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129
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130 //== methods of interface Statement
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131
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132 /**
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133 * Adds the given SQL command to the current list of commmands for this
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134 * Statement object. The commands in this list can be executed as a
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135 * batch by calling the method executeBatch.
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136 *
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137 * @param sql typically this is a static SQL INSERT or UPDATE statement
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138 * @throws SQLException so the PreparedStatement can throw this exception
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139 */
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140 @Override
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141 public void addBatch(final String sql) throws SQLException {
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142 if (sql == null || sql.isEmpty())
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143 throw new SQLException("Missing SQL statement", "M1M05");
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144
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145 if (batch == null) {
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146 // create the ArrayList at first time use
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147 batch = new ArrayList<String>();
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148 }
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149 batch.add(sql);
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150 }
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151
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152 /**
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153 * Empties this Statement object's current list of SQL commands.
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154 */
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155 @Override
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156 public void clearBatch() {
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157 if (batch != null)
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158 batch.clear();
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159 }
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160
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161 /**
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162 * Submits a batch of commands to the database for execution and if
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163 * all commands execute successfully, returns an array of update
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164 * counts. The int elements of the array that is returned are
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165 * ordered to correspond to the commands in the batch, which are
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166 * ordered according to the order in which they were added to the
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167 * batch. The elements in the array returned by the method
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168 * executeBatch may be one of the following:
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169 * <ol>
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170 * <li>A number greater than or equal to zero -- indicates that the
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171 * command was processed successfully and is an update count giving
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172 * the number of rows in the database that were affected by the
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173 * command's execution
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174 * <li>A value of SUCCESS_NO_INFO -- indicates that the command was
392
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175 * processed successfully but that the number of rows affected is unknown
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176 * <p>If one of the commands in a batch update fails to execute properly,
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177 * this method throws a BatchUpdateException, and a JDBC driver may or
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178 * may not continue to process the remaining commands in the batch.
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179 * However, the driver's behavior must be consistent with a particular DBMS,
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180 * either always continuing to process commands or never continuing to process
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181 * commands. If the driver continues processing after a failure, the array
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182 * returned by the method BatchUpdateException.getUpdateCounts will
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183 * contain as many elements as there are commands in the batch, and at
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184 * least one of the elements will be the following:</p>
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185 * <li>A value of EXECUTE_FAILED -- indicates that the command failed to
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186 * execute successfully and occurs only if a driver continues to process
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187 * commands after a command fails
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188 * </ol>
13
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189 *
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190 * MonetDB does continues after an error has occurred in the batch.
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191 * If one of the commands attempts to return a result set, an
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192 * SQLException is added to the SQLException list and thrown
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193 * afterwards execution. Failing queries result in SQLExceptions
194
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194 * too and may cause subparts of the batch to fail as well.
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195 *
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196 * @return an array of update counts containing one element for each
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197 * command in the batch. The elements of the array are ordered
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198 * according to the order in which commands were added to the batch.
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199 * @throws SQLException if a database access error occurs.
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200 * @throws BatchUpdateException (a subclass of SQLException) if one of the
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201 * commands sent to the database fails to execute properly.
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202 */
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203 @Override
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204 public int[] executeBatch() throws SQLException {
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205 if (batch == null || batch.isEmpty()) {
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206 return new int[0];
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207 }
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208
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209 final long[] ret = executeLargeBatch();
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210 // copy contents of long[] into new int[]
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211 final int[] counts = new int[ret.length];
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212 for (int i = 0; i < ret.length; i++) {
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213 if (ret[i] >= Integer.MAX_VALUE)
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214 counts[i] = Integer.MAX_VALUE;
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215 else
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216 counts[i] = (int)ret[i];
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217 }
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218 return counts;
0
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219 }
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220
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221 /**
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222 * Cancels this Statement object if both the DBMS and driver support aborting an SQL statement.
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223 * This method can be used by one thread to cancel a statement that is being executed by another thread.
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224 *
181
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225 * @throws SQLException - if a database access error occurs or this method is called on a closed Statement
179
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226 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this method
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227 */
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228 @Override
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229 public void cancel() throws SQLException {
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230 throw new SQLFeatureNotSupportedException("Query cancelling is currently not supported by the driver.", "0A000");
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231 // a request to implement this is already logged, see: https://www.monetdb.org/bugzilla/show_bug.cgi?id=6222
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232 }
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233
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234 /**
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235 * Clears all warnings reported for this Statement object. After a call to
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236 * this method, the method getWarnings returns null until a new warning is
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237 * reported for this Statement object.
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238 */
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239 @Override
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240 public void clearWarnings() {
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241 warnings = null;
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242 }
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243
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244 /**
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245 * Releases this Statement object's database and JDBC resources immediately
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246 * instead of waiting for this to happen when it is automatically closed. It
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247 * is generally good practice to release resources as soon as you are
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248 * finished with them to avoid tying up database resources.
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249 *
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250 * Calling the method close on a Statement object that is already closed has
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251 * no effect.
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252 *
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253 * A Statement object is automatically closed when it is garbage collected.
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254 * When a Statement object is closed, its current ResultSet object, if one
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255 * exists, is also closed.
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256 */
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257 @Override
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258 public void close() {
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259 clearBatch();
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260 clearWarnings();
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261 // close previous ResultSet, if not closed already
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262 if (lastResponseList != null) {
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263 lastResponseList.close();
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264 lastResponseList = null;
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265 }
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266 header = null;
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267 batchLock = null;
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268 closed = true;
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269 }
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270
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271 // Chapter 13.1.2.3 of Sun's JDBC 3.0 Specification
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272 /**
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273 * Executes the given SQL statement, which may return multiple results. In
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274 * some (uncommon) situations, a single SQL statement may return multiple
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275 * result sets and/or update counts. Normally you can ignore this unless
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276 * you are (1) executing a stored procedure that you know may return
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277 * multiple results or (2) you are dynamically executing an unknown SQL
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278 * string.
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279 *
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280 * The execute method executes an SQL statement and indicates the form of
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281 * the first result. You must then use the methods getResultSet or
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282 * getUpdateCount to retrieve the result, and getMoreResults to move to any
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283 * subsequent result(s).
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284 *
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285 * @param sql any SQL statement
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286 * @return true if the first result is a ResultSet object; false if it is an
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287 * update count or there are no results
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288 * @throws SQLException if a database access error occurs
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289 */
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290 @Override
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291 public boolean execute(final String sql) throws SQLException {
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292 return internalExecute(sql);
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293 }
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294
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295 /**
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296 * Executes the given SQL statement, which may return multiple
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297 * results, and signals the driver that any auto-generated keys
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298 * should be made available for retrieval. The driver will ignore
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299 * this signal if the SQL statement is not an INSERT statement.
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300 *
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301 * In some (uncommon) situations, a single SQL statement may return
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302 * multiple result sets and/or update counts. Normally you can
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303 * ignore this unless you are (1) executing a stored procedure that
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304 * you know may return multiple results or (2) you are dynamically
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305 * executing an unknown SQL string.
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306 *
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307 * The execute method executes an SQL statement and indicates the
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308 * form of the first result. You must then use the methods
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309 * getResultSet or getUpdateCount to retrieve the result, and
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310 * getMoreResults to move to any subsequent result(s).
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311 *
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312 * @param sql any SQL statement
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313 * @param autoGeneratedKeys a constant indicating whether
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314 * auto-generated keys should be made available for retrieval
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315 * using the method getGeneratedKeys; one of the following
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316 * constants: Statement.RETURN_GENERATED_KEYS or
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317 * Statement.NO_GENERATED_KEYS
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318 * @return true if the first result is a ResultSet object; false if
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319 * it is an update count or there are no results
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320 * @throws SQLException - if a database access error occurs or the
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321 * second parameter supplied to this method is not
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322 * Statement.RETURN_GENERATED_KEYS or
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323 * Statement.NO_GENERATED_KEYS.
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324 */
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325 @Override
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326 public boolean execute(final String sql, final int autoGeneratedKeys)
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327 throws SQLException
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328 {
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329 if (autoGeneratedKeys != Statement.RETURN_GENERATED_KEYS &&
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330 autoGeneratedKeys != Statement.NO_GENERATED_KEYS)
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331 throw new SQLException("Invalid argument, expected RETURN_GENERATED_KEYS or NO_GENERATED_KEYS", "M1M05");
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332
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333 /* MonetDB has no way to disable this, so just do the normal thing ;) */
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334 return internalExecute(sql);
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335 }
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336
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337 /**
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338 * Executes the given SQL statement, which may return multiple
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339 * results, and signals the driver that the auto-generated keys
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340 * indicated in the given array should be made available for
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341 * retrieval. This array contains the indexes of the columns in the
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342 * target table that contain the auto-generated keys that should be
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343 * made available. The driver will ignore the array if the given SQL
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344 * statement is not an INSERT statement.
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345 *
0
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346 * Under some (uncommon) situations, a single SQL statement may
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347 * return multiple result sets and/or update counts. Normally you
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348 * can ignore this unless you are (1) executing a stored procedure
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349 * that you know may return multiple results or (2) you are
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350 * dynamically executing an unknown SQL string.
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351 *
0
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352 * The execute method executes an SQL statement and indicates the
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353 * form of the first result. You must then use the methods
259
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354 * getResultSet or getUpdateCount to retrieve the result, and
0
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355 * getMoreResults to move to any subsequent result(s).
13
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parents: 0
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356 *
0
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357 * MonetDB only supports returing the generated key for one column,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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358 * which will be the first column that has a serial. Hence, this
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359 * method cannot work as required and the driver will fall back to
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360 * executing with request to the database to return the generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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361 * key, if any.
13
749e3cf8b2aa Expanded the classes needed for import.
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parents: 0
diff changeset
362 *
0
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Sjoerd Mullender <sjoerd@acm.org>
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363 * @param sql any SQL statement
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Sjoerd Mullender <sjoerd@acm.org>
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364 * @param columnIndexes an array of the indexes of the columns in
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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365 * the inserted row that should be made available for
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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366 * retrieval by a call to the method getGeneratedKeys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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367 * @return true if the first result is a ResultSet object; false if
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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368 * it is an update count or there are no results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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369 * @throws SQLException if a database access error occurs or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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370 * elements in the int array passed to this method are not
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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371 * valid column indexes
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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372 */
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373 @Override
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374 public boolean execute(final String sql, final int[] columnIndexes)
0
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375 throws SQLException
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376 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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377 addWarning("execute: generated keys for fixed set of columns not supported", "01M18");
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378 return execute(sql, Statement.RETURN_GENERATED_KEYS);
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379 }
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380
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381 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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382 * Executes the given SQL statement, which may return multiple
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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383 * results, and signals the driver that the auto-generated keys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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384 * indicated in the given array should be made available for
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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385 * retrieval. This array contains the names of the columns in the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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386 * target table that contain the auto-generated keys that should be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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387 * made available. The driver will ignore the array if the given SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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388 * statement is not an INSERT statement.
13
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parents: 0
diff changeset
389 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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390 * In some (uncommon) situations, a single SQL statement may return
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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391 * multiple result sets and/or update counts. Normally you can
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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392 * ignore this unless you are (1) executing a stored procedure that
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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393 * you know may return multiple results or (2) you are dynamically
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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394 * executing an unknown SQL string.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
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395 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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396 * The execute method executes an SQL statement and indicates the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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397 * form of the first result. You must then use the methods
259
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parents: 250
diff changeset
398 * getResultSet or getUpdateCount to retrieve the result, and
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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399 * getMoreResults to move to any subsequent result(s).
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
400 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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401 * MonetDB only supports returing the generated key for one column,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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402 * which will be the first column that has a serial. Hence, this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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403 * method cannot work as required and the driver will fall back to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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404 * executing with request to the database to return the generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
405 * key, if any.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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406 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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407 * @param sql any SQL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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408 * @param columnNames an array of the names of the columns in the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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409 * inserted row that should be made available for retrieval
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
410 * by a call to the method getGeneratedKeys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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411 * @return true if the next result is a ResultSet object; false if
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
412 * it is an update count or there are no more results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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413 * @throws SQLException if a database access error occurs or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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414 * elements of the String array passed to this method are
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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415 * not valid column names
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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416 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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417 @Override
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003ae6d881db Add "final" keyword to method arguments and local variables where possible.
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diff changeset
418 public boolean execute(final String sql, final String[] columnNames)
0
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419 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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420 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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421 addWarning("execute: generated keys for fixed set of columns not supported", "01M18");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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422 return execute(sql, Statement.RETURN_GENERATED_KEYS);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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423 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
424
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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425 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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426 * Performs the steps to execute a given SQL statement. This method
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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427 * exists to allow the functionality of this function to be called
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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428 * from within this class only. The PreparedStatement for example
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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429 * overrides the execute() method to throw an SQLException, but it
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
430 * needs its functionality when the executeBatch method (which is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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431 * inherited) is called.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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432 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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433 * @param sql any SQL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
434 * @return true if the first result is a ResultSet object; false if
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
435 * it is an update count or there are no results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
436 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
437 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
438 private boolean internalExecute(final String sql) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
439 // close previous query, if not closed already
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
440 if (lastResponseList != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
441 lastResponseList.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
442 lastResponseList = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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443 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
444
692
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 625
diff changeset
445 if (sql == null || sql.isEmpty())
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 625
diff changeset
446 throw new SQLException("Missing SQL statement", "M1M05");
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 625
diff changeset
447
249
46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
448 if (queryTimeout != connection.lastSetQueryTimeout) {
46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
449 // set requested/changed queryTimeout on the server side first
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
450 connection.setQueryTimeout(queryTimeout);
249
46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
451 }
46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
452
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
453 // create a container for the result
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
454 lastResponseList = connection.new ResponseList(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
455 fetchSize,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
456 maxRows,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
457 resultSetType,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
458 resultSetConcurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
459 );
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
460 // fill the header list by processing the query
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
461 lastResponseList.processQuery(sql);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
462
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
463 return getMoreResults();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
464 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
465
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
466 /**
625
b32999570f4d executeUpdate(sql) and executeLargeUpdate(sql) expect a Statement, not a Query. Improved the text of the Exception msg.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
467 * Executes the given SQL query, which returns a single ResultSet object.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
468 *
625
b32999570f4d executeUpdate(sql) and executeLargeUpdate(sql) expect a Statement, not a Query. Improved the text of the Exception msg.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
469 * @param sql an SQL query statement to be sent to the database, typically a
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
470 * static SQL SELECT statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
471 * @return a ResultSet object that contains the data produced by the given
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
472 * query; never null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
473 * @throws SQLException if a database access error occurs or the given SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
474 * statement produces anything other than a single ResultSet object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
475 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
476 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
477 public ResultSet executeQuery(final String sql) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
478 if (execute(sql) != true)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
479 throw new SQLException("Query did not produce a result set", "M1M19");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
480
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
481 return getResultSet();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
482 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
483
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
484 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
485 * Executes the given SQL statement, which may be an INSERT, UPDATE, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
486 * DELETE statement or an SQL statement that returns nothing, such as an
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
487 * SQL DDL statement.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
488 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
489 * @param sql an SQL INSERT, UPDATE or DELETE statement or an SQL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
490 * that returns nothing
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
491 * @return either the row count for INSERT, UPDATE or DELETE statements, or
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
492 * 0 for SQL statements that return nothing
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
493 * @throws SQLException if a database access error occurs or the given SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
494 * statement produces a ResultSet object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
495 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
496 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
497 public int executeUpdate(final String sql) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
498 if (execute(sql) != false)
625
b32999570f4d executeUpdate(sql) and executeLargeUpdate(sql) expect a Statement, not a Query. Improved the text of the Exception msg.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
499 throw new SQLException("Statement produced a result set", "M1M17");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
500
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
501 return getUpdateCount();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
502 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
503
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
504 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
505 * Executes the given SQL statement and signals the driver with the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
506 * given flag about whether the auto-generated keys produced by this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
507 * Statement object should be made available for retrieval.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
508 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
509 * @param sql must be an SQL INSERT, UPDATE or DELETE statement or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
510 * an SQL statement that returns nothing
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
511 * @param autoGeneratedKeys - a flag indicating whether
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
512 * auto-generated keys should be made available for
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
513 * retrieval; one of the following constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
514 * Statement.RETURN_GENERATED_KEYS
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
515 * Statement.NO_GENERATED_KEYS
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
516 * @return either the row count for INSERT, UPDATE or DELETE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
517 * statements, or 0 for SQL statements that return nothing
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
518 * @throws SQLException if a database access error occurs, the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
519 * given SQL statement returns a ResultSet object, or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
520 * given constant is not one of those allowed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
521 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
522 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
523 public int executeUpdate(final String sql, final int autoGeneratedKeys)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
524 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
525 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
526 if (autoGeneratedKeys != Statement.RETURN_GENERATED_KEYS &&
29
c26213e86442 Use newSQLFeatureNotSupportedException() for setArray()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 14
diff changeset
527 autoGeneratedKeys != Statement.NO_GENERATED_KEYS)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
528 throw new SQLException("Invalid argument, expected RETURN_GENERATED_KEYS or NO_GENERATED_KEYS", "M1M05");
29
c26213e86442 Use newSQLFeatureNotSupportedException() for setArray()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 14
diff changeset
529
c26213e86442 Use newSQLFeatureNotSupportedException() for setArray()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 14
diff changeset
530 /* MonetDB has no way to disable this, so just do the normal thing ;) */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
531 if (execute(sql) != false)
625
b32999570f4d executeUpdate(sql) and executeLargeUpdate(sql) expect a Statement, not a Query. Improved the text of the Exception msg.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
532 throw new SQLException("Statement produced a result set", "M1M17");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
533
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
534 return getUpdateCount();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
535 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
536
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
537 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
538 * Executes the given SQL statement and signals the driver that the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
539 * auto-generated keys indicated in the given array should be made
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
540 * available for retrieval. The driver will ignore the array if the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
541 * SQL statement is not an INSERT statement.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
542 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
543 * MonetDB only supports returing the generated key for one column,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
544 * which will be the first column that has a serial. Hence, this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
545 * method cannot work as required and the driver will fall back to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
546 * executing with request to the database to return the generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
547 * key, if any.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
548 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
549 * @param sql an SQL INSERT, UPDATE or DELETE statement or an SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
550 * statement that returns nothing, such as an SQL DDL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
551 * @param columnIndexes an array of column indexes indicating the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
552 * columns that should be returned from the inserted row
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
553 * @return either the row count for INSERT, UPDATE, or DELETE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
554 * statements, or 0 for SQL statements that return nothing
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
555 * @throws SQLException if a database access error occurs, the SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
556 * statement returns a ResultSet object, or the second
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
557 * argument supplied to this method is not an int array
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
558 * whose elements are valid column indexes
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
559 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
560 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
561 public int executeUpdate(final String sql, final int[] columnIndexes)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
562 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
563 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
564 addWarning("executeUpdate: generated keys for fixed set of columns not supported", "01M18");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
565 return executeUpdate(sql, Statement.RETURN_GENERATED_KEYS);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
566 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
567
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
568 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
569 * Executes the given SQL statement and signals the driver that the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
570 * auto-generated keys indicated in the given array should be made
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
571 * available for retrieval. The driver will ignore the array if the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
572 * SQL statement is not an INSERT statement.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
573 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
574 * MonetDB only supports returing the generated key for one column,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
575 * which will be the first column that has a serial. Hence, this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
576 * method cannot work as required and the driver will fall back to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
577 * executing with request to the database to return the generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
578 * key, if any.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
579 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
580 * @param sql an SQL INSERT, UPDATE or DELETE statement or an SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
581 * statement that returns nothing, such as an SQL DDL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
582 * @param columnNames an array of the names of the columns that
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
583 * should be returned from the inserted row
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
584 * @return either the row count for INSERT, UPDATE, or DELETE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
585 * statements, or 0 for SQL statements that return nothing
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
586 * @throws SQLException if a database access error occurs, the SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
587 * statement returns a ResultSet object, or the second
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
588 * argument supplied to this method is not a String array
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
589 * whose elements are valid column names
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
590 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
591 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
592 public int executeUpdate(final String sql, final String[] columnNames)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
593 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
594 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
595 addWarning("executeUpdate: generated keys for fixed set of columns not supported", "01M18");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
596 return executeUpdate(sql, Statement.RETURN_GENERATED_KEYS);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
597 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
598
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
599 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
600 * Retrieves the Connection object that produced this Statement object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
601 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
602 * @return the connection that produced this statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
603 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
604 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
605 public Connection getConnection() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
606 return connection;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
607 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
608
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
609 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
610 * Retrieves the direction for fetching rows from database tables that is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
611 * the default for result sets generated from this Statement object. If
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
612 * this Statement object has not set a fetch direction by calling the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
613 * method setFetchDirection, the return value is ResultSet.FETCH_FORWARD.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
614 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
615 * @return the default fetch direction for result sets generated from this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
616 * Statement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
617 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
618 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
619 public int getFetchDirection() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
620 return fetchDirection;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
621 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
622
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
623 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
624 * Retrieves the number of result set rows that is the default fetch size
696
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
625 * for ResultSet objects generated from this Statement object.
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
626 * If this Statement object has not set a fetch size by calling the
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
627 * method setFetchSize, the return value is implementation-specific.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
628 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
629 * @return the default fetch size for result sets generated from this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
630 * Statement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
631 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
632 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
633 public int getFetchSize() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
634 return fetchSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
635 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
636
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
637 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
638 * Retrieves any auto-generated keys created as a result of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
639 * executing this Statement object. If this Statement object did not
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
640 * generate any keys, an empty ResultSet object is returned.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
641 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
642 * @return a ResultSet object containing the auto-generated key(s)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
643 * generated by the execution of this Statement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
644 * @throws SQLException - if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
645 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
646 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
647 public ResultSet getGeneratedKeys() throws SQLException {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
648 final String[] columns, types;
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
649 final String[][] results;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
650
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
651 columns = new String[1];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
652 types = new String[1];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
653
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
654 columns[0] = "GENERATED_KEY";
29
c26213e86442 Use newSQLFeatureNotSupportedException() for setArray()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 14
diff changeset
655 /* the generated key should be an integer, because (wait for it) other
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
656 * frameworks such as spring expect this. */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
657 types[0] = "BIGINT";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
658
260
d3d466182d65 Prevent NullPointerExceptions to be thrown when header == null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 259
diff changeset
659 if (header != null && header instanceof MonetConnection.UpdateResponse) {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
660 final String lastid = ((MonetConnection.UpdateResponse)header).lastid;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
661 if (lastid.equals("-1")) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
662 results = new String[0][1];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
663 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
664 results = new String[1][1];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
665 results[0][0] = lastid;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
666 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
667 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
668 results = new String[0][1];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
669 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
670
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
671 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
672 return new MonetVirtualResultSet(this, columns, types, results);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
673 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
674 throw new SQLException("Internal driver error: " + e.getMessage(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
675 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
676 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
677
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
678 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
679 * Retrieves the maximum number of bytes that can be returned for
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
680 * character and binary column values in a ResultSet object produced
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
681 * by this Statement object. This limit applies only to BINARY,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
682 * VARBINARY, LONGVARBINARY, CHAR, VARCHAR, and LONGVARCHAR
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
683 * columns. If the limit is exceeded, the excess data is silently
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
684 * discarded.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
685 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
686 * @return the current column size limit for columns storing
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
687 * character and binary values; zero means there is no limit
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
688 * @see #setMaxFieldSize(int max)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
689 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
690 @Override
250
3038e60bdca1 If methods never throw an SQLException, remove the "throws SQLException" part.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 249
diff changeset
691 public int getMaxFieldSize() {
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
692 return 2*1024*1024*1024 - 2; // MonetDB supports null terminated strings of max 2GB, see function: int UTF8_strlen()
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
693 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
694
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
695 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
696 * Retrieves the maximum number of rows that a ResultSet object produced by
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
697 * this Statement object can contain. If this limit is exceeded, the excess
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
698 * rows are silently dropped.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
699 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
700 * @return the current maximum number of rows for a ResultSet object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
701 * produced by this Statement object; zero means there is no limit
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
702 * @see #setMaxRows(int max)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
703 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
704 @Override
250
3038e60bdca1 If methods never throw an SQLException, remove the "throws SQLException" part.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 249
diff changeset
705 public int getMaxRows() {
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
706 if (maxRows >= Integer.MAX_VALUE)
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
707 return Integer.MAX_VALUE;
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
708 return (int)maxRows;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
709 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
710
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
711 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
712 * Moves to this Statement object's next result, returns true if it is a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
713 * ResultSet object, and implicitly closes any current ResultSet object(s)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
714 * obtained with the method getResultSet.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
715 *
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
716 * There are no more results when the following is true:
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
717 * (!getMoreResults() &amp;&amp; (getUpdateCount() == -1)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
718 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
719 * @return true if the next result is a ResultSet object; false if it is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
720 * an update count or there are no more results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
721 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
722 * @see #getMoreResults(int current)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
723 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
724 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
725 public boolean getMoreResults() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
726 return getMoreResults(CLOSE_ALL_RESULTS);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
727 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
728
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
729 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
730 * Moves to this Statement object's next result, deals with any current
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
731 * ResultSet object(s) according to the instructions specified by the given
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
732 * flag, and returns true if the next result is a ResultSet object.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
733 *
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
734 * There are no more results when the following is true:
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
735 * (!getMoreResults() &amp;&amp; (getUpdateCount() == -1)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
736 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
737 * @param current one of the following Statement constants indicating what
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
738 * should happen to current ResultSet objects obtained using
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
739 * the method getResultSet: CLOSE_CURRENT_RESULT,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
740 * KEEP_CURRENT_RESULT, or CLOSE_ALL_RESULTS
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
741 * @return true if the next result is a ResultSet object; false if it is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
742 * an update count or there are no more results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
743 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
744 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
745 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
746 public boolean getMoreResults(final int current) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
747 // protect against people calling this on an unitialised state
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
748 if (lastResponseList == null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
749 header = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
750 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
751 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
752
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
753 if (current == CLOSE_CURRENT_RESULT) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
754 lastResponseList.closeCurrentResponse();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
755 } else if (current == CLOSE_ALL_RESULTS) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
756 lastResponseList.closeCurOldResponses();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
757 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
758 // we default to keep current result, which requires no action
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
759 header = lastResponseList.getNextResponse();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
760
260
d3d466182d65 Prevent NullPointerExceptions to be thrown when header == null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 259
diff changeset
761 return (header != null && header instanceof MonetConnection.ResultSetResponse);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
762 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
763
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
764 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
765 * Retrieves the number of seconds the driver will wait for a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
766 * Statement object to execute. If the limit is exceeded, a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
767 * SQLException is thrown.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
768 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
769 * @return the current query timeout limit in seconds; zero means
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
770 * there is no limit
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
771 * @see #setQueryTimeout(int)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
772 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
773 @Override
249
46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
774 public int getQueryTimeout() {
46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
775 return queryTimeout;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
776 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
777
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
778 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
779 * Retrieves the current result as a ResultSet object. This method
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
780 * should be called only once per result.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
781 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
782 * @return the current result as a ResultSet object or null if the result
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
783 * is an update count or there are no more results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
784 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
785 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
786 @Override
29
c26213e86442 Use newSQLFeatureNotSupportedException() for setArray()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 14
diff changeset
787 public ResultSet getResultSet() throws SQLException {
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
788 if (header != null && header instanceof MonetConnection.ResultSetResponse)
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
789 return new MonetResultSet(this, (MonetConnection.ResultSetResponse)header);
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
790 return null;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
791 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
792
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
793 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
794 * Retrieves the result set concurrency for ResultSet objects generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
795 * by this Statement object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
796 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
797 * @return either ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
798 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
799 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
800 public int getResultSetConcurrency() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
801 return resultSetConcurrency;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
802 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
803
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
804 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
805 * Retrieves the result set holdability for ResultSet objects
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
806 * generated by this Statement object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
807 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
808 * @return either ResultSet.HOLD_CURSORS_OVER_COMMIT or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
809 * ResultSet.CLOSE_CURSORS_AT_COMMIT
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
810 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
811 @Override
250
3038e60bdca1 If methods never throw an SQLException, remove the "throws SQLException" part.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 249
diff changeset
812 public int getResultSetHoldability() {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
813 return ResultSet.HOLD_CURSORS_OVER_COMMIT;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
814 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
815
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
816 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
817 * Retrieves the result set type for ResultSet objects generated by this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
818 * Statement object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
819 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
820 * @return one of ResultSet.TYPE_FORWARD_ONLY,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
821 * ResultSet.TYPE_SCROLL_INSENSITIVE, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
822 * ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
823 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
824 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
825 public int getResultSetType() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
826 return resultSetType;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
827 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
828
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
829 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
830 * Retrieves the current result as an update count; if the result is a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
831 * ResultSet object or there are no more results, -1 is returned. This
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
832 * method should be called only once per result.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
833 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
834 * @return the current result as an update count; -1 if the current result
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
835 * is a ResultSet object or there are no more results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
836 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
837 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
838 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
839 public int getUpdateCount() throws SQLException {
378
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
840 long ret = getLargeUpdateCount();
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
841 if (ret >= Integer.MAX_VALUE)
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
842 return Integer.MAX_VALUE;
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
843 return (int)ret;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
844 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
845
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
846 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
847 * Retrieves the first warning reported by calls on this Statement object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
848 * If there is more than one warning, subsequent warnings will be chained to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
849 * the first one and can be retrieved by calling the method
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
850 * SQLWarning.getNextWarning on the warning that was retrieved previously.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
851 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
852 * This method may not be called on a closed statement; doing so will cause
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
853 * an SQLException to be thrown.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
854 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
855 * Note: Subsequent warnings will be chained to this SQLWarning.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
856 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
857 * @return the first SQLWarning object or null if there are none
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
858 * @throws SQLException if a database access error occurs or this method is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
859 * called on a closed connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
860 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
861 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
862 public SQLWarning getWarnings() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
863 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
864 throw new SQLException("Cannot call on closed Statement", "M1M20");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
865
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
866 // if there are no warnings, this will be null, which fits with the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
867 // specification.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
868 return warnings;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
869 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
870
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
871 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
872 * Sets the SQL cursor name to the given String, which will be used
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
873 * by subsequent Statement object execute methods. This name can
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
874 * then be used in SQL positioned update or delete statements to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
875 * identify the current row in the ResultSet object generated by
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
876 * this statement. If the database does not support positioned
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
877 * update/delete, this method is a noop. To insure that a cursor has
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
878 * the proper isolation level to support updates, the cursor's
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
879 * SELECT statement should have the form SELECT FOR UPDATE. If FOR
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
880 * UPDATE is not present, positioned updates may fail.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
881 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
882 * <b>Note:</b> By definition, the execution of positioned updates
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
883 * and deletes must be done by a different Statement object than the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
884 * one that generated the ResultSet object being used for
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
885 * positioning. Also, cursor names must be unique within a
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
886 * connection.
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
887 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
888 * Since MonetDB does not support positioned update/delete, this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
889 * method is a noop.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
890 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
891 * @param name the new cursor name, which must be unique within a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
892 * connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
893 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
894 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
895 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
896 public void setCursorName(final String name) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
897 addWarning("setCursorName: positioned updates/deletes not supported", "01M21");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
898 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
899
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
900 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
901 * Sets escape processing on or off. If escape scanning is on (the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
902 * default), the driver will do escape substitution before sending
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
903 * the SQL statement to the database. Note: Since prepared
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
904 * statements have usually been parsed prior to making this call,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
905 * disabling escape processing for PreparedStatements objects will
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
906 * have no effect.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
907 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
908 * The MonetDB JDBC driver implements no escape processing at all in
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
909 * its current implementation because it is too expensive, and in
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
910 * general should not be necessary given SQL standards compliance.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
911 * In this sense, this driver will ignore any call to this function.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
912 *
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 610
diff changeset
913 * @param enable true to enable escape processing; false to disable it
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
914 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
915 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
916 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
917 public void setEscapeProcessing(final boolean enable) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
918 if (enable)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
919 addWarning("setEscapeProcessing: JDBC escape syntax is not supported by this driver", "01M22");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
920 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
921
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
922 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
923 * Gives the driver a hint as to the direction in which rows will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
924 * processed in ResultSet objects created using this Statement object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
925 * The default value is ResultSet.FETCH_FORWARD.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
926 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
927 * Note that this method sets the default fetch direction for result sets
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
928 * generated by this Statement object. Each result set has its own methods
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
929 * for getting and setting its own fetch direction.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
930 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
931 * @param direction the initial direction for processing rows
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
932 * @throws SQLException if a database access error occurs or the given
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
933 * direction is not one of ResultSet.FETCH_FORWARD,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
934 * ResultSet.FETCH_REVERSE, or ResultSet.FETCH_UNKNOWN
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
935 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
936 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
937 public void setFetchDirection(final int direction) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
938 if (direction == ResultSet.FETCH_FORWARD ||
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
939 direction == ResultSet.FETCH_REVERSE ||
29
c26213e86442 Use newSQLFeatureNotSupportedException() for setArray()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 14
diff changeset
940 direction == ResultSet.FETCH_UNKNOWN)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
941 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
942 fetchDirection = direction;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
943 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
944 throw new SQLException("Illegal direction: " + direction, "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
945 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
946 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
947
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
948 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
949 * Gives the JDBC driver a hint as to the number of rows that should be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
950 * fetched from the database when more rows are needed. The number of rows
696
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
951 * specified affects only ResultSet created using this Statement. If the
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
952 * value specified is zero, then the hint is ignored.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
953 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
954 * @param rows the number of rows to fetch
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
955 * @throws SQLException if the condition 0 &lt;= rows &lt;= this.getMaxRows()
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
956 * is not satisfied.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
957 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
958 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
959 public void setFetchSize(final int rows) throws SQLException {
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 610
diff changeset
960 if (rows >= 0 && !(maxRows != 0 && rows > getMaxRows())) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
961 fetchSize = rows;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
962 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
963 throw new SQLException("Illegal fetch size value: " + rows, "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
964 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
965 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
966
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
967 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
968 * Sets the limit for the maximum number of bytes in a ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
969 * column storing character or binary values to the given number of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
970 * bytes. This limit applies only to BINARY, VARBINARY,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
971 * LONGVARBINARY, CHAR, VARCHAR, and LONGVARCHAR fields. If the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
972 * limit is exceeded, the excess data is silently discarded. For
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
973 * maximum portability, use values greater than 256.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
974 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
975 * MonetDB does not support any fieldsize limiting, and hence the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
976 * driver does not emulate it either, since it doesn't really lead
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
977 * to memory reduction.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
978 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
979 * @param max the new column size limit in bytes; zero means there
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
980 * is no limit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
981 * @throws SQLException if a database access error occurs or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
982 * condition max &gt;= 0 is not satisfied
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
983 * @see #getMaxFieldSize()
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
984 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
985 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
986 public void setMaxFieldSize(final int max) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
987 if (max < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
988 throw new SQLException("Illegal max value: " + max, "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
989 if (max > 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
990 addWarning("setMaxFieldSize: field size limitation not supported", "01M23");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
991 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
992
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
993 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
994 * Sets the limit for the maximum number of rows that any ResultSet object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
995 * can contain to the given number. If the limit is exceeded, the excess
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
996 * rows are silently dropped.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
997 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
998 * @param max the new max rows limit; zero means there is no limit
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
999 * @throws SQLException if the condition max &gt;= 0 is not satisfied
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 183
diff changeset
1000 * @see #getMaxRows()
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1001 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1002 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1003 public void setMaxRows(final int max) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1004 if (max < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1005 throw new SQLException("Illegal max value: " + max, "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1006 maxRows = max;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1007 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1008
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1009 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1010 * Sets the number of seconds the driver will wait for a Statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1011 * object to execute to the given number of seconds. If the limit is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1012 * exceeded, an SQLException is thrown.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
1013 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1014 * @param seconds the new query timeout limit in seconds; zero means
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1015 * there is no limit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1016 * @throws SQLException if a database access error occurs or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1017 * condition seconds &gt;= 0 is not satisfied
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1018 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1019 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1020 public void setQueryTimeout(final int seconds) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1021 if (seconds < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1022 throw new SQLException("Illegal timeout value: " + seconds, "M1M05");
249
46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
1023 queryTimeout = seconds;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1024 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1025
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1026 //== 1.6 methods (JDBC 4.0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1027
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1028 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1029 * Retrieves whether this Statement object has been closed. A
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1030 * Statement is closed if the method close has been called on it, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1031 * if it is automatically closed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1032 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1033 * @return true if this Statement object is closed; false if it is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1034 * still open
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1035 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1036 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1037 public boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1038 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1039 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1040
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1041 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1042 * Requests that a Statement be pooled or not pooled. The value
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1043 * specified is a hint to the statement pool implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1044 * indicating whether the applicaiton wants the statement to be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1045 * pooled. It is up to the statement pool manager as to whether the
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
1046 * hint is used.
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
1047 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1048 * The poolable value of a statement is applicable to both internal
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1049 * statement caches implemented by the driver and external statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1050 * caches implemented by application servers and other applications.
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
1051 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1052 * By default, a Statement is not poolable when created, and a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1053 * PreparedStatement and CallableStatement are poolable when
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1054 * created.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1055 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1056 * @param poolable requests that the statement be pooled if true
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1057 * and that the statement not be pooled if false
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1058 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1059 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1060 public void setPoolable(final boolean poolable) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1061 this.poolable = poolable;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1062 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1063
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1064 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1065 * Returns a value indicating whether the Statement is poolable or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1066 * not.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1067 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1068 * @return true if the Statement is poolable; false otherwise
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1069 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1070 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1071 public boolean isPoolable() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1072 return poolable;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1073 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1074
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1075 //== 1.7 methods (JDBC 4.1)
29
c26213e86442 Use newSQLFeatureNotSupportedException() for setArray()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 14
diff changeset
1076
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1077 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1078 * Specifies that this Statement will be closed when all its
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1079 * dependent result sets are closed. If execution of the Statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1080 * does not produce any result sets, this method has no effect.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1081 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1082 * @throws SQLException if this method is called on a closed Statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1083 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1084 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1085 public void closeOnCompletion() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1086 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1087 throw new SQLException("Cannot call on closed Statement", "M1M20");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1088 closeOnCompletion = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1089 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1090
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1091 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1092 * Returns a value indicating whether this Statement will be closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1093 * when all its dependent result sets are closed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1094 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1095 * @return true if the Statement will be closed when all of its
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1096 * dependent result sets are closed; false otherwise
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1097 * @throws SQLException if this method is called on a closed Statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1098 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1099 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1100 public boolean isCloseOnCompletion() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1101 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1102 throw new SQLException("Cannot call on closed Statement", "M1M20");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1103 return closeOnCompletion;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1104 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1105
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1106 //== Java 1.8 methods (JDBC 4.2)
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1107
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1108 /**
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1109 * Retrieves the current result as an update count;
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1110 * if the result is a ResultSet object or there are no more results, -1 is returned.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1111 * This method should be called only once per result.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1112 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1113 * This method should be used when the returned row count may exceed Integer.MAX_VALUE.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1114 * The default implementation will throw UnsupportedOperationException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1115 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1116 * @return the current result as an update count; -1 if the current
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1117 * result is a ResultSet object or there are no more results
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1118 * @throws SQLException if a database access error occurs or this
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1119 * method is called on a closed Statement
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1120 */
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
1121 @Override
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1122 public long getLargeUpdateCount() throws SQLException {
378
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
1123 if (header != null) {
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
1124 if (header instanceof MonetConnection.UpdateResponse) {
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
1125 return ((MonetConnection.UpdateResponse)header).count;
378
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
1126 } else if (header instanceof MonetConnection.SchemaResponse) {
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
1127 return ((MonetConnection.SchemaResponse)header).state;
378
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
1128 }
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
1129 }
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
1130 return -1;
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1131 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1132
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1133 /**
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1134 * Sets the limit for the maximum number of rows that any ResultSet object
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1135 * generated by this Statement object can contain to the given number.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1136 * If the limit is exceeded, the excess rows are silently dropped.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1137 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1138 * This method should be used when the row limit may exceed Integer.MAX_VALUE.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1139 * The default implementation will throw UnsupportedOperationException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1140 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1141 * @param max the new max rows limit; zero means there is no limit
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1142 * @throws SQLException if a database access error occurs,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1143 * this method is called on a closed Statement or
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1144 * the condition max &gt;= 0 is not satisfied
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1145 * @see #getLargeMaxRows()
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1146 */
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1147 @Override
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1148 public void setLargeMaxRows(final long max) throws SQLException {
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1149 if (max < 0)
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1150 throw new SQLException("Illegal max value: " + max, "M1M05");
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1151 maxRows = max;
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1152 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1153
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1154 /**
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1155 * Retrieves the maximum number of rows that a ResultSet object produced by
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1156 * this Statement object can contain. If this limit is exceeded, the excess
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1157 * rows are silently dropped.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1158 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1159 * This method should be used when the returned row limit may exceed Integer.MAX_VALUE.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1160 * The default implementation will return 0
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1161 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1162 * @return the current maximum number of rows for a ResultSet object
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1163 * produced by this Statement object; zero means there is no limit
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1164 * @see #setLargeMaxRows(long max)
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1165 */
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1166 @Override
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1167 public long getLargeMaxRows() {
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1168 return maxRows;
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1169 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1170
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1171 /**
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1172 * Submits a batch of commands to the database for execution and if
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1173 * all commands execute successfully, returns an array of update counts.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1174 * The long elements of the array that is returned are ordered to
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1175 * correspond to the commands in the batch, which are ordered according
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1176 * to the order in which they were added to the batch.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1177 * The elements in the array returned by the method executeLargeBatch
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1178 * may be one of the following:
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1179 * <ol>
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1180 * <li>A number greater than or equal to zero -- indicates that the command
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1181 * was processed successfully and is an update count giving the number of
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1182 * rows in the database that were affected by the command's execution
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1183 * <li>A value of SUCCESS_NO_INFO -- indicates that the command was
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1184 * processed successfully but that the number of rows affected is unknown
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1185 * <p>If one of the commands in a batch update fails to execute properly,
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1186 * this method throws a BatchUpdateException, and a JDBC driver may or
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1187 * may not continue to process the remaining commands in the batch.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1188 * However, the driver's behavior must be consistent with a particular DBMS,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1189 * either always continuing to process commands or never continuing to process
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1190 * commands. If the driver continues processing after a failure, the array
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1191 * returned by the method BatchUpdateException.getLargeUpdateCounts will
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1192 * contain as many elements as there are commands in the batch, and at
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1193 * least one of the elements will be the following:</p>
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1194 * <li>A value of EXECUTE_FAILED -- indicates that the command failed to
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1195 * execute successfully and occurs only if a driver continues to process
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1196 * commands after a command fails
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1197 * </ol>
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1198 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1199 * This method should be used when the returned row count may exceed Integer.MAX_VALUE.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1200 * The default implementation will throw UnsupportedOperationException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1201 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1202 * MonetDB does continues after an error has occurred in the batch.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1203 * If one of the commands attempts to return a result set, an
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1204 * SQLException is added to the SQLException list and thrown
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1205 * afterwards execution. Failing queries result in SQLExceptions
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1206 * too and may cause subparts of the batch to fail as well.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1207 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1208 * @return an array of update counts containing one element for each
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1209 * command in the batch. The elements of the array are ordered
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1210 * according to the order in which commands were added to the batch.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1211 * @throws SQLException if a database access error occurs, this method is called
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1212 * on a closed Statement or the driver does not support batch statements.
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1213 * @throws BatchUpdateException (a subclass of SQLException) if one of the
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1214 * commands sent to the database fails to execute properly or
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1215 * attempts to return a result set.
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1216 */
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1217 @Override
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1218 public long[] executeLargeBatch() throws SQLException {
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1219 if (batch == null || batch.isEmpty()) {
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1220 return new long[0];
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1221 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1222
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1223 // this method is synchronized/locked to make sure no one gets in between the
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1224 // operations we execute below
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1225 if (batchLock == null) {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1226 // create a ReentrantLock at first time use
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1227 batchLock = new ReentrantLock();
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1228 }
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1229 batchLock.lock();
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1230 try {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1231 final long[] counts = new long[batch.size()];
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1232 final String sep = connection.queryTempl[2];
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1233 final int sepLen = sep.length();
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1234 final BatchUpdateException e = new BatchUpdateException(
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1235 "Error(s) occurred while executing the batch, " +
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1236 "see chained SQLExceptions for details", "22000", 22000, counts, null);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1237 final StringBuilder tmpBatch = new StringBuilder(MapiSocket.BLOCK);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1238 int offset = 0;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1239 boolean first = true;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1240 boolean error = false;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1241
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1242 for (int i = 0; i < batch.size(); i++) {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1243 String tmp = batch.get(i);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1244 if (sepLen + tmp.length() > MapiSocket.BLOCK) {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1245 // The thing is too big. Way too big. Since it won't
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1246 // be optimal anyway, just add it to whatever we have
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1247 // and continue.
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1248 if (!first)
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1249 tmpBatch.append(sep);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1250 tmpBatch.append(tmp);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1251 // send and receive
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1252 error |= internalBatch(tmpBatch, counts, offset, i + 1, e);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1253 offset = i;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1254 tmpBatch.setLength(0); // clear the buffer
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1255 first = true;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1256 continue;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1257 }
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1258 if (tmpBatch.length() + sepLen + tmp.length() >= MapiSocket.BLOCK) {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1259 // send and receive
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1260 error |= internalBatch(tmpBatch, counts, offset, i + 1, e);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1261 offset = i;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1262 tmpBatch.setLength(0); // clear the buffer
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1263 first = true;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1264 }
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1265 if (first)
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1266 first = false;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1267 else
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1268 tmpBatch.append(sep);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1269 tmpBatch.append(tmp);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1270 }
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1271 // send and receive
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1272 error |= internalBatch(tmpBatch, counts, offset, counts.length, e);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1273
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1274 // throw BatchUpdateException if it contains something
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1275 if (error)
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1276 throw e;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1277
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1278 // otherwise just return the counts
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1279 return counts;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1280 } finally {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1281 batch.clear();
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1282 batchLock.unlock();
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1283 }
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1284 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1285
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1286 private boolean internalBatch(
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1287 final StringBuilder batch,
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1288 final long[] counts,
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1289 int offset,
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1290 final int max,
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1291 final BatchUpdateException e)
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1292 throws BatchUpdateException
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1293 {
692
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 625
diff changeset
1294 if (batch.length() == 0)
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 625
diff changeset
1295 return false;
392
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1296 try {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1297 long count = -1;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1298 boolean hasResultSet = internalExecute(batch.toString());
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1299
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1300 if (!hasResultSet)
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1301 count = getLargeUpdateCount();
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1302
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1303 do {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1304 if (offset >= max)
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1305 throw new SQLException("Overflow: don't use multi statements when batching (" + max + ")", "M1M16");
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1306 if (hasResultSet) {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1307 e.setNextException(
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1308 new SQLException("Batch query produced a ResultSet! " +
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1309 "Ignoring and setting update count to value " + EXECUTE_FAILED, "M1M17"));
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1310 counts[offset] = EXECUTE_FAILED;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1311 } else if (count >= 0) {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1312 counts[offset] = count;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1313 }
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1314 offset++;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1315 } while ((hasResultSet = getMoreResults()) || (count = getLargeUpdateCount()) != -1);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1316 } catch (SQLException ex) {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1317 e.setNextException(ex);
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1318 for (; offset < max; offset++) {
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1319 counts[offset] = EXECUTE_FAILED;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1320 }
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1321 return true;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1322 }
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1323 return false;
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1324 }
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1325
00c6bb1d84ed Improve executeLargeBatch(). Make sure it calls getLargeUpdateCount() instead of getUpdateCount() to populate the long[] elements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 391
diff changeset
1326
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1327 /**
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1328 * Executes the given SQL statement, which may be an INSERT, UPDATE, or
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1329 * DELETE statement or an SQL statement that returns nothing, such as an
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1330 * SQL DDL statement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1331 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1332 * This method should be used when the returned row count may exceed Integer.MAX_VALUE.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1333 * Note: This method cannot be called on a PreparedStatement or CallableStatement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1334 * The default implementation will throw SQLFeatureNotSupportedException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1335 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1336 * @param sql an SQL Data Manipulation Language (DML) statement, such as
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1337 * INSERT, UPDATE or DELETE; or an SQL statement that returns nothing,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1338 * such as a DDL statement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1339 * @return either (1) the row count for SQL Data Manipulation Language (DML) statements
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1340 * or (2) 0 for SQL statements that return nothing
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1341 * @throws SQLException if a database access error occurs, this method is
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1342 * called on a closed Statement, the given SQL statement produces a
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1343 * ResultSet object, the method is called on a PreparedStatement or CallableStatement
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1344 */
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1345 @Override
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1346 public long executeLargeUpdate(final String sql) throws SQLException {
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1347 if (execute(sql) != false)
625
b32999570f4d executeUpdate(sql) and executeLargeUpdate(sql) expect a Statement, not a Query. Improved the text of the Exception msg.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
1348 throw new SQLException("Statement produced a result set", "M1M17");
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1349
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1350 return getLargeUpdateCount();
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1351 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1352
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1353 /**
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1354 * Executes the given SQL statement and signals the driver with the
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1355 * given flag about whether the auto-generated keys produced by this
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1356 * Statement object should be made available for retrieval.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1357 * The driver will ignore the flag if the SQL statement is not an INSERT
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1358 * statement, or an SQL statement able to return auto-generated keys
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1359 * (the list of such statements is vendor-specific).
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1360 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1361 * This method should be used when the returned row count may exceed Integer.MAX_VALUE.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1362 * Note: This method cannot be called on a PreparedStatement or CallableStatement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1363 * The default implementation will throw SQLFeatureNotSupportedException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1364 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1365 * @param sql an SQL Data Manipulation Language (DML) statement, such as
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1366 * INSERT, UPDATE or DELETE; or an SQL statement that returns nothing,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1367 * such as a DDL statement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1368 * @param autoGeneratedKeys - a flag indicating whether
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1369 * auto-generated keys should be made available for
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1370 * retrieval; one of the following constants:
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1371 * Statement.RETURN_GENERATED_KEYS
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1372 * Statement.NO_GENERATED_KEYS
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1373 * @return either (1) the row count for SQL Data Manipulation Language (DML) statements
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1374 * or (2) 0 for SQL statements that return nothing
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1375 * @throws SQLException if a database access error occurs, this method is
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1376 * called on a closed Statement, the given SQL statement produces a
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1377 * ResultSet object, the given constant is not one of those allowed,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1378 * the method is called on a PreparedStatement or CallableStatement
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1379 */
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1380 @Override
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1381 public long executeLargeUpdate(final String sql, final int autoGeneratedKeys)
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1382 throws SQLException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1383 {
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1384 if (autoGeneratedKeys != Statement.RETURN_GENERATED_KEYS &&
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1385 autoGeneratedKeys != Statement.NO_GENERATED_KEYS)
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1386 throw new SQLException("Invalid argument, expected RETURN_GENERATED_KEYS or NO_GENERATED_KEYS", "M1M05");
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1387
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1388 /* MonetDB has no way to disable this, so just do the normal thing ;) */
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1389 if (execute(sql) != false)
625
b32999570f4d executeUpdate(sql) and executeLargeUpdate(sql) expect a Statement, not a Query. Improved the text of the Exception msg.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
1390 throw new SQLException("Statement produced a result set", "M1M17");
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1391
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1392 return getLargeUpdateCount();
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1393 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1394
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1395 /**
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1396 * Executes the given SQL statement and signals the driver that the
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1397 * auto-generated keys indicated in the given array should be made
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1398 * available for retrieval. The driver will ignore the array if the
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1399 * SQL statement is not an INSERT statement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1400 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1401 * This method should be used when the returned row count may exceed Integer.MAX_VALUE.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1402 * Note: This method cannot be called on a PreparedStatement or CallableStatement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1403 * The default implementation will throw SQLFeatureNotSupportedException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1404 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1405 * MonetDB only supports returing the generated key for one column,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1406 * which will be the first column that has a serial. Hence, this
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1407 * method cannot work as required and the driver will fall back to
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1408 * executing with request to the database to return the generated
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1409 * key, if any.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1410 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1411 * @param sql an SQL Data Manipulation Language (DML) statement, such as
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1412 * INSERT, UPDATE or DELETE; or an SQL statement that returns nothing,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1413 * such as a DDL statement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1414 * @param columnIndexes an array of column indexes indicating the
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1415 * columns that should be returned from the inserted row
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1416 * @return either (1) the row count for SQL Data Manipulation Language (DML) statements
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1417 * or (2) 0 for SQL statements that return nothing
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1418 * @throws SQLException if a database access error occurs, this method is
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1419 * called on a closed Statement, the given SQL statement produces a
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1420 * ResultSet object, the second argument supplied to this method is
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1421 * not an int array whose elements are valid column indexes,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1422 * the method is called on a PreparedStatement or CallableStatement
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1423 */
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1424 @Override
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1425 public long executeLargeUpdate(final String sql, final int[] columnIndexes)
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1426 throws SQLException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1427 {
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1428 addWarning("executeLargeUpdate: generated keys for fixed set of columns not supported", "01M18");
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1429 return executeLargeUpdate(sql, Statement.RETURN_GENERATED_KEYS);
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1430 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1431
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1432 /**
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1433 * Executes the given SQL statement and signals the driver that the
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1434 * auto-generated keys indicated in the given array should be made
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1435 * available for retrieval. The driver will ignore the array if the
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1436 * SQL statement is not an INSERT statement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1437 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1438 * This method should be used when the returned row count may exceed Integer.MAX_VALUE.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1439 * Note: This method cannot be called on a PreparedStatement or CallableStatement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1440 * The default implementation will throw SQLFeatureNotSupportedException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1441 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1442 * MonetDB only supports returing the generated key for one column,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1443 * which will be the first column that has a serial. Hence, this
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1444 * method cannot work as required and the driver will fall back to
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1445 * executing with request to the database to return the generated
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1446 * key, if any.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1447 *
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1448 * @param sql an SQL Data Manipulation Language (DML) statement, such as
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1449 * INSERT, UPDATE or DELETE; or an SQL statement that returns nothing,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1450 * such as a DDL statement.
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1451 * @param columnNames an array of the names of the columns that
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1452 * should be returned from the inserted row
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1453 * @return either (1) the row count for SQL Data Manipulation Language (DML) statements
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1454 * or (2) 0 for SQL statements that return nothing
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1455 * @throws SQLException if a database access error occurs, this method is
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1456 * called on a closed Statement, the given SQL statement produces a
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1457 * ResultSet object, the second argument supplied to this method is
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1458 * not a String array whose elements are valid column names,
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1459 * the method is called on a PreparedStatement or CallableStatement
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1460 */
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1461 @Override
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1462 public long executeLargeUpdate(final String sql, final String[] columnNames)
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1463 throws SQLException
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1464 {
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1465 addWarning("executeLargeUpdate: generated keys for fixed set of columns not supported", "01M18");
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1466 return executeLargeUpdate(sql, Statement.RETURN_GENERATED_KEYS);
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1467 }
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1468
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1469 //== end methods of interface Statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1470
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1471
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1472 //== internal helper methods which do not belong to the JDBC interface
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 361
diff changeset
1473
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1474 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1475 * Adds a warning to the pile of warnings this Statement object has. If
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1476 * there were no warnings (or clearWarnings was called) this warning will
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1477 * be the first, otherwise this warning will get appended to the current
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1478 * warning.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1479 * @param reason the warning message
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1480 * @param sqlstate the SQLState code (5 characters)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1481 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1482 private void addWarning(final String reason, final String sqlstate) {
183
57f09396b22c Small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 181
diff changeset
1483 SQLWarning warng = new SQLWarning(reason, sqlstate);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1484 if (warnings == null) {
183
57f09396b22c Small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 181
diff changeset
1485 warnings = warng;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1486 } else {
183
57f09396b22c Small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 181
diff changeset
1487 warnings.setNextWarning(warng);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1488 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1489 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1490
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1491 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1492 * Closes this Statement if there are no more open ResultSets
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1493 * (Responses). Called by MonetResultSet.close().
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1494 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1495 void closeIfCompletion() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1496 if (!closeOnCompletion || lastResponseList == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1497 return;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1498 if (!lastResponseList.hasUnclosedResponses())
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1499 close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1500 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1501 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1502
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1503 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1504 * This internal subclass is not intended for normal use. Therefore it is restricted to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1505 * classes from the very same package only.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1506 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1507 * Known issues with this class: some methods of the ResultSetMetaData object (obtained via getMetaData())
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1508 * require that its statement argument (accessed via getStatement()) has a valid Statement object set.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1509 * Instances of this subclass do not have a valid Statement (see special constructor), so
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1510 * those metadata methods do not return the correct values.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1511 * Special checks are programmed to prevent NullPointerExceptions, see above.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1512 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1513 * As of Jun2016 this class is only used by MonetStatement.getGeneratedKeys()
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1514 * Note: to resolve a javac -Xlint warning, this class definition is moved to this file.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1515 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1516 * TODO: try to eliminate the need for this class completely.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1517 */
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
1518 final class MonetVirtualResultSet extends MonetResultSet {
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 610
diff changeset
1519 private String results[][];
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1520 private boolean closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1521
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1522 MonetVirtualResultSet(
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1523 final Statement statement,
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1524 final String[] columns,
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1525 final String[] types,
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1526 final String[][] results
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1527 ) throws IllegalArgumentException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1528 super(statement, columns, types, results.length);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1529 this.results = results;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1530 closed = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1531 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1532
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1533 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1534 * This method is overridden in order to let it use the results array
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1535 * instead of the cache in the Statement object that created it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1536 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1537 * @param row the number of the row to which the cursor should move. A
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1538 * positive number indicates the row number counting from the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1539 * beginning of the result set; a negative number indicates the row
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1540 * number counting from the end of the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1541 * @return true if the cursor is on the result set; false otherwise
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1542 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1543 */
13
749e3cf8b2aa Expanded the classes needed for import.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
1544 @Override
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1545 public boolean absolute(int row) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1546 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1547 throw new SQLException("ResultSet is closed!", "M1M20");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1548
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1549 // first calculate what the JDBC row is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1550 if (row < 0) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1551 // calculate the negatives...
377
8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 376
diff changeset
1552 row = (int) tupleCount + row + 1;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1553 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1554 // now place the row not farther than just before or after the result
250
3038e60bdca1 If methods never throw an SQLException, remove the "throws SQLException" part.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 249
diff changeset
1555 if (row < 0)
3038e60bdca1 If methods never throw an SQLException, remove the "throws SQLException" part.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 249
diff changeset
1556 row = 0; // before first
3038e60bdca1 If methods never throw an SQLException, remove the "throws SQLException" part.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 249
diff changeset
1557 else if (row > tupleCount + 1)
377
8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 376
diff changeset
1558 row = (int) tupleCount + 1; // after last
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1559
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1560 // store it
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1561 curRow = row;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1562
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1563 // see if we have the row
250
3038e60bdca1 If methods never throw an SQLException, remove the "throws SQLException" part.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 249
diff changeset
1564 if (row < 1 || row > tupleCount)
3038e60bdca1 If methods never throw an SQLException, remove the "throws SQLException" part.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 249
diff changeset
1565 return false;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1566
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1567 for (int i = 0; i < results[row - 1].length; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1568 tlp.values[i] = results[row - 1][i];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1569 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1570
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1571 return true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1572 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1573
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1574 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1575 * Mainly here to prevent errors when the close method is called. There
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1576 * is no real need for this object to close it. We simply remove our
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1577 * resultset data.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1578 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1579 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1580 public void close() {
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 610
diff changeset
1581 results = null;
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
1582 closed = true;
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 610
diff changeset
1583 super.close();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1584 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1585 }