+
−/*
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− * This Source Code Form is subject to the terms of the Mozilla Public
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− * License, v. 2.0.  If a copy of the MPL was not distributed with this
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− * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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− *
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− * Copyright 1997 - July 2008 CWI, August 2008 - 2017 MonetDB B.V.
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− */
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−
+
−import java.sql.*;
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−
+
−public class BugExecuteUpdate_Bug_3350 {
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−	public static void main(String[] args) throws Exception {
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−		// Class.forName("nl.cwi.monetdb.jdbc.MonetDriver");	// not needed anymore for self registering JDBC drivers
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−		final Connection con = DriverManager.getConnection(args[0]);
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−		con.setAutoCommit(false);	// disable auto commit, so we can roll back the transaction
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−
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−		final Statement stmt = con.createStatement();
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−		try {
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−			executeDML(stmt, "INSERT INTO sys.keywords VALUES ('Bug_3350')"); // should insert 1 row
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−			executeDML(stmt, "INSERT INTO sys.keywords VALUES ('Bug_3350')"); // this will result in an SQLException due to PK uniqueness violation
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−			con.rollback();
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−
+
−			executeDML(stmt, "INSERT INTO sys.keywords VALUES ('Bug_3350')"); // should insert 1 row
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−			executeDML(stmt, "DELETE FROM sys.keywords WHERE \"keyword\" = 'Bug_3350'"); // should delete 1 row
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−			executeDML(stmt, "DELETE FROM sys.keywords WHERE \"keyword\" = 'Bug_3350'"); // should delete 0 rows
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−
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−			con.rollback();
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−		} catch (SQLException se) {
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−			System.out.println(se.getMessage());
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−		} finally {
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−			stmt.close();
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−		}
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−		con.close();
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−	}
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−
+
−	private static void executeDML(Statement st, String sql) {
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−		try {
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−			int upd_count = st.executeUpdate(sql);
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−			System.out.println("executeUpdate(" + sql.substring(0, 6) + " ...) returned: " + upd_count);
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−		} catch (SQLException se) {
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−			System.out.println(se.getMessage());
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−		}
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−
+
−		try {
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−			System.out.println("getUpdateCount() returned: " + st.getUpdateCount());
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−		} catch (SQLException se) {
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−			System.out.println(se.getMessage());
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−		}
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−	}
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−}