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Java JDBC with mysql
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id:1,name:admin,password:admin | |
id:2,name:zhangsan,password:zhangsan | |
id:3,name:lisi,password:lisi |
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-- -------------------------------------------------------- | |
-- Host: 127.0.0.1 | |
-- Server version: 5.6.15-enterprise-commercial-advanced - MySQL Enterprise Server - Advanced Edition (Commercial) | |
-- Server OS: Win64 | |
-- HeidiSQL Version: 8.0.0.4396 | |
-- -------------------------------------------------------- | |
/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */; | |
/*!40101 SET NAMES utf8 */; | |
/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */; | |
/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */; | |
-- Dumping structure for table test.user | |
DROP TABLE IF EXISTS `user`; | |
CREATE TABLE IF NOT EXISTS `user` ( | |
`id` int(10) NOT NULL AUTO_INCREMENT, | |
`name` varchar(50) NOT NULL, | |
`password` varchar(32) NOT NULL, | |
`email` varchar(32) NOT NULL, | |
`mobile` varchar(32) NOT NULL, | |
`status` tinyint(4) NOT NULL, | |
`createtime` datetime NOT NULL, | |
`changetime` datetime NOT NULL, | |
PRIMARY KEY (`id`) | |
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8; | |
-- Dumping data for table test.user: ~3 rows (approximately) | |
DELETE FROM `user`; | |
/*!40000 ALTER TABLE `user` DISABLE KEYS */; | |
INSERT INTO `user` (`id`, `name`, `password`, `email`, `mobile`, `status`, `createtime`, `changetime`) VALUES | |
(1, 'admin', 'admin', '[email protected]', '12312341234', 1, '2015-02-07 13:29:52', '2015-02-07 13:29:53'), | |
(2, 'zhangsan', 'zhangsan', '[email protected]', '12312341234', 1, '2015-02-07 13:34:45', '2015-02-07 13:34:45'), | |
(3, 'lisi', 'lisi', '[email protected]', '12312341234', 1, '2015-02-07 13:45:58', '2015-02-07 13:45:59'); | |
/*!40000 ALTER TABLE `user` ENABLE KEYS */; | |
/*!40101 SET SQL_MODE=IFNULL(@OLD_SQL_MODE, '') */; | |
/*!40014 SET FOREIGN_KEY_CHECKS=IF(@OLD_FOREIGN_KEY_CHECKS IS NULL, 1, @OLD_FOREIGN_KEY_CHECKS) */; | |
/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */; |
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package com.test.dao.jdbc; | |
import java.sql.Connection; | |
import java.sql.DriverManager; | |
import java.sql.ResultSet; | |
import java.sql.SQLException; | |
import java.sql.Statement; | |
import org.junit.Test; | |
public class UserTest { | |
static final String JDBC_DRIVER = "com.mysql.jdbc.Driver"; | |
static final String DB_URL = "jdbc:mysql://localhost/test"; | |
static final String USER = "root"; | |
static final String PASS = "123456"; | |
@Test | |
public void test() { | |
Connection con = null; | |
Statement stmt = null; | |
ResultSet rs = null; | |
try { | |
Class.forName(JDBC_DRIVER); | |
con = DriverManager.getConnection(DB_URL, USER, PASS); | |
stmt = con.createStatement(); | |
String sql = "select id, name, password from user"; | |
rs = stmt.executeQuery(sql); | |
while (rs.next()) { | |
System.out.print("id:" + rs.getInt("id")); | |
System.out.print(",name:" + rs.getString("name")); | |
System.out.println(",password:" + rs.getString("password")); | |
} | |
} catch (ClassNotFoundException e) { | |
e.printStackTrace(); | |
} catch (SQLException e) { | |
e.printStackTrace(); | |
} finally { | |
try { | |
if (rs != null) { | |
rs.close(); | |
} | |
if (stmt != null) { | |
stmt.close(); | |
} | |
if (con != null) { | |
con.close(); | |
} | |
} catch (SQLException e) { | |
e.printStackTrace(); | |
} | |
} | |
} | |
} |
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