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PreparedStatementTest.java
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PreparedStatementTest.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.lealone.test.sql.misc;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.Statement;
import org.junit.Test;
import org.lealone.test.sql.SqlTestBase;
public class PreparedStatementTest extends SqlTestBase {
@Test
public void run() throws Exception {
init();
test();
}
void init() throws Exception {
createTable("PreparedStatementTest");
sql = "INSERT INTO PreparedStatementTest(pk, f1, f2) VALUES(?, ?, ?)";
PreparedStatement ps = conn.prepareStatement(sql);
ps.setString(1, "01");
ps.setString(2, "a1");
ps.setInt(3, 10);
ps.executeUpdate();
ps.setString(1, "02");
ps.setString(2, "a2");
ps.setInt(3, 50);
ps.executeUpdate();
ps.setString(1, "03");
ps.setString(2, "a3");
ps.setInt(3, 30);
ps.executeUpdate();
// try {
// ps.setString(1, "03");
// ps.setString(2, "a3");
// ps.setInt(3, 30);
// ps.executeUpdate();
// } catch (Exception e) {
// }
ps.close();
}
@Override
protected void test() throws Exception {
sql = "SELECT count(*) FROM PreparedStatementTest WHERE f2 >= ?";
PreparedStatement ps = conn.prepareStatement(sql);
ps.setInt(1, 30);
rs = ps.executeQuery();
rs.next();
assertEquals(2, getIntValue(1, true));
ps.close();
sql = "UPDATE PreparedStatementTest SET f2 = ? WHERE pk = ?";
ps = conn.prepareStatement(sql);
ps.setInt(1, 300);
ps.setString(2, "03");
ps.executeUpdate();
ps.close();
sql = "UPDATE PreparedStatementTest SET f2 = 30 WHERE pk = '03'";
stmt.executeUpdate(sql);
Connection c = getConnection();
Statement s = c.createStatement();
s.executeUpdate(sql);
s.close();
c.close();
}
}