Mercurial > hg > monetdb-java
view tests/Test_Sbatching.java @ 0:a5a898f6886c
Copy of MonetDB java directory changeset e6e32756ad31.
author | Sjoerd Mullender <sjoerd@acm.org> |
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date | Wed, 21 Sep 2016 09:34:48 +0200 (2016-09-21) |
parents | |
children | 04fbf3655452 |
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/* * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * Copyright 1997 - July 2008 CWI, August 2008 - 2016 MonetDB B.V. */ import java.sql.*; public class Test_Sbatching { public static void main(String[] args) throws Exception { Class.forName("nl.cwi.monetdb.jdbc.MonetDriver"); Connection con = DriverManager.getConnection(args[0]); Statement stmt = con.createStatement(); ResultSet rs = null; //DatabaseMetaData dbmd = con.getMetaData(); // >> true: auto commit should be on by default System.out.println("0. true\t" + con.getAutoCommit()); try { System.out.print("1. create..."); if (stmt.executeUpdate("CREATE TABLE table_Test_Sbatching ( id int )") != Statement.SUCCESS_NO_INFO) throw new SQLException("Wrong return status"); System.out.println("passed :)"); // start batching a large amount of inserts for (int i = 1; i <= 30000; i++) { stmt.addBatch("INSERT INTO table_Test_Sbatching VALUES (" + i + ")"); if (i % 400 == 0) { System.out.print("2. executing batch (400 inserts)..."); int[] cnts = stmt.executeBatch(); System.out.println("passed :)"); System.out.print("3. checking number of update counts..."); if (cnts.length != 400) throw new SQLException("Invalid size: " + cnts.length); System.out.println(cnts.length + " passed :)"); System.out.print("4. checking update counts (should all be 1)..."); for (int j = 0; j < cnts.length; j++) { if (cnts[j] != 1) throw new SQLException("Unexpected value: " + cnts[j]); } System.out.println("passed :)"); System.out.print("5. clearing the batch..."); stmt.clearBatch(); System.out.println("passed :)"); } } System.out.print("6. executing batch..."); stmt.executeBatch(); System.out.println("passed :)"); System.out.print("7. checking table count..."); rs = stmt.executeQuery("SELECT COUNT(*) FROM table_Test_Sbatching"); rs.next(); System.out.println(rs.getInt(1) + " passed :)"); System.out.print("8. clean up mess we made..."); if (stmt.executeUpdate("DROP TABLE table_Test_Sbatching") != Statement.SUCCESS_NO_INFO) throw new SQLException("Wrong return status"); System.out.println("passed :)"); } catch (SQLException e) { // this means we failed (table not there perhaps?) System.out.println("FAILED :( " + e.getMessage()); System.out.println("ABORTING TEST!!!"); } if (rs != null) rs.close(); con.close(); } }