/*
* Copyright 2008 biaoping.yin
*
* Licensed 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 com.frameworkset.common;
import java.sql.SQLException;
import com.frameworkset.common.poolman.DBUtil;
public class TestTwoTablewithSameCol {
public static void testTwoTablewithSameCol()
{
DBUtil db = new DBUtil();
try {
db.executeSelect("select table_a.id,table_a.id1,table_b.id,table_b.id1 from table_a,table_b");
System.out.println("table_a.id:" + db.getInt(0, 0));
System.out.println("table_a.id1:" + db.getInt(0, 1));
System.out.println("table_b.id:" + db.getInt(0, 2));
System.out.println("table_b.id1:" + db.getInt(0, 3));
System.out.println();
System.out.println("table_a.id:" + db.getInt(0, "ID"));
System.out.println("table_a.id1:" + db.getInt(0, "ID1"));
System.out.println("table_b.id:" + db.getInt(0, "id#$_2"));
System.out.println("table_b.id1:" + db.getInt(0, "id1#$_3"));
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void testTwoTablewithSameColAlias()
{
DBUtil db = new DBUtil();
try {
db.executeSelect("select table_a.id as id,table_a.id1 as id,table_b.id as id,table_b.id1 as id from table_a,table_b");
System.out.println("table_a.id:" + db.getInt(0, 0));
System.out.println("table_a.id1:" + db.getInt(0, 1));
System.out.println("table_b.id:" + db.getInt(0, 2));
System.out.println("table_b.id1:" + db.getInt(0, 3));
System.out.println();
System.out.println("table_a.id:" + db.getInt(0, "ID"));
System.out.println("table_a.id1:" + db.getInt(0, "ID#$_1"));
System.out.println("table_b.id:" + db.getInt(0, "id#$_2"));
System.out.println("table_b.id1:" + db.getInt(0, "id#$_3"));
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void test()
{
DBUtil db = new DBUtil();
try {
db.executeSelect("select * from tableinfo ",10,10);
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void testBug()
{
DBUtil db = new DBUtil();
try {
db.executeSelect("hb",
"select V101.CODE," +
" V101.shi," +
" V101.NAME," +
" snst.name" +
" from v101" +
" left join G103 on V101.CODE = G103.CODE" +
" left join snst on g103.x0316_1=snst.code" +
" left join qygm on V101.X0110=qygm.CODE" +
" where 1=1" +
" and v101.x0110 in ('1')");
for(int i=0;i<4;i++){
try{
System.out.println(db.getValue(0, i));
}catch(NullPointerException e){
e.printStackTrace();
System.out.println("----------读值错误：列序号："+i);
}
}
} catch (SQLException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
public static void main(String[] args)
{
testTwoTablewithSameColAlias();
testTwoTablewithSameCol();
test();
// testTwoTablewithSameCol();
// testTwoTablewithSameColAlias();
// test();
testBug();
}
}