application下的JDBC应用

package com.zss.www;

import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;

import com.mysql.jdbc.Connection;

public class UseDatabase {
  
     public static void main(String[] args) throws Exception{
      String driver="com.mysql.jdbc.Driver";
      String url="jdbc:mysql://localhost:3306/information";
      String username="root";
      String password="130412";
      Connection conn=null;
      Class.forName(driver);
      conn=(Connection)DriverManager.getConnection(url, username, password);
      
      if(conn!=null)
        System.out.println("success");
      else
       System.out.println("failure");
      
      Statement stmt=null;
      ResultSet rs=null;
      stmt=(Statement) conn.createStatement();
           rs=stmt.executeQuery("select * from person");
             while (rs.next()){
                    System.out.println("name="+rs.getString(1));
                    System.out.println("sex="+rs.getString(2));
             }
           rs.close();
           stmt.close();
           conn.close();
      
           System.out.println("success");
     }

}