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annotate tests/Test_Sbatching.java @ 391:f523727db392

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Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* This naming complies to the Java Package Naming convention as MonetDB's main website is www.monetdb.org.
author Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
date Thu, 12 Nov 2020 22:02:01 +0100 (2020-11-12)
parents 3ee02e94bd1d
children bf9f6b6ecf40
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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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54137aeb1f92 Update Copyright year.
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6 * Copyright 1997 - July 2008 CWI, August 2008 - 2020 MonetDB B.V.
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7 */
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8
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9 import java.sql.*;
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10
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11 public class Test_Sbatching {
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12 public static void main(String[] args) throws Exception {
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13 Connection con = DriverManager.getConnection(args[0]);
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14 Statement stmt = con.createStatement();
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15 ResultSet rs = null;
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16
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17 // >> true: auto commit should be on by default
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18 System.out.println("0. true\t" + con.getAutoCommit());
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19
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20 try {
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21 System.out.print("1. create...");
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22 if (stmt.executeUpdate("CREATE TABLE table_Test_Sbatching ( id int )") != Statement.SUCCESS_NO_INFO)
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23 throw new SQLException("Wrong return status");
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24 System.out.println("passed :)");
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25
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26 // start batching a large amount of inserts
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27 for (int i = 1; i <= 150; i++) {
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28 stmt.addBatch("INSERT INTO table_Test_Sbatching VALUES (" + i + ")");
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29 if (i % 50 == 0) {
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30 System.out.print("2. executing batch (50 inserts)...");
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31 int[] cnts = stmt.executeBatch();
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32 System.out.println("passed :)");
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33 System.out.print("3. checking number of update counts...");
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34 if (cnts.length != 50)
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35 throw new SQLException("Invalid size: " + cnts.length);
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36 System.out.println(cnts.length + " passed :)");
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37 System.out.print("4. checking update counts (should all be 1)...");
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38 for (int j = 0; j < cnts.length; j++) {
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39 if (cnts[j] != 1)
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40 throw new SQLException("Unexpected value: " + cnts[j]);
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41 }
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42 System.out.println("passed :)");
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43 }
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44 }
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45 System.out.print("5. executing batch...");
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46 stmt.executeBatch();
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47 System.out.println("passed :)");
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49 System.out.print("6. clearing the batch...");
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50 stmt.clearBatch();
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51 System.out.println("passed :)");
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52
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53 System.out.print("7. checking table count...");
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54 rs = stmt.executeQuery("SELECT COUNT(*) FROM table_Test_Sbatching");
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55 rs.next();
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56 System.out.println(rs.getInt(1) + " passed :)");
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57
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58 System.out.print("8. clean up mess we made...");
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59 if (stmt.executeUpdate("DROP TABLE table_Test_Sbatching") != Statement.SUCCESS_NO_INFO)
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60 throw new SQLException("Wrong return status");
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61 System.out.println("passed :)");
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62 } catch (SQLException e) {
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63 // this means we failed (table not there perhaps?)
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64 System.out.println("FAILED :( " + e.getMessage());
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65 System.out.println("ABORTING TEST!!!");
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66 }
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67
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68 if (rs != null) rs.close();
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69
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70 con.close();
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71 }
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72 }