mysql jdbc 连接

package com.cjt.jdbc;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;
import java.sql.ResultSet;
import java.sql.SQLException;

public class MysqlTest {

/**
* @param args
* @throws ClassNotFoundException
* @throws SQLException
*/
public static void main(String[] args) throws ClassNotFoundException, SQLException {
// TODO Auto-generated method stub

Class.forName("com.mysql.jdbc.Driver");

//org.gjt.mm.mysql.Driver

Connection conn = null;

Statement stmt = null;

ResultSet rs =null;
String url = "jdbc:mysql://localhost:3306/mysql";
conn = DriverManager.getConnection(url,"root","");
stmt = conn.createStatement();

rs = stmt.executeQuery("select * from user");

while(rs.next())
{
System.out.println(rs.getObject(1));
}

stmt.close();

conn.close();

}

}