conn.setAutoCommit(false);
stmt.execute("INSERT INTO trig_test VALUES (1, 'hello')");
stmt.execute("INSERT INTO trig_test VALUES (2, 'now what?')");
stmt.execute("INSERT INTO trig_test VALUES (3, 'unchangable')");
stmt.execute("INSERT INTO trig_test VALUES (4, 'goodbye')");
conn.commit();
dumpTable("trig_test");
stmt.execute("UPDATE trig_test SET value = 'all done'");
conn.commit();
dumpTable("trig_test");
stmt.execute("DELETE FROM trig_test");