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mysql> create database shuishengmu;
Query OK, 1 row affected (0.00 sec)
mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| shuishengmu        |
| test               |
+--------------------+
4 rows in set (0.00 sec)
mysql> use shuishengmu;
Database changed
mysql> create table user(
    -> userid int(8) unsigned not null auto_increment,
    -> username varchar(20) not null default'',
    -> password varchar(40) not null default'',
    -> email varchar(40) not null default'',
    -> primary key(userid)
    -> )
    -> type=myisam;
Query OK, 0 rows affected, 1 warning (0.00 sec)
******************************************************************************
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package shuishengmu;
import java.sql.*;
import java.util.logging.Level;
import java.util.logging.Logger;
public class ConnectDatabase {
    String drivename="com.mysql.jdbc.Driver";
    String url="jdbc:mysql://localhost/shuishengmu";
    String user="root";
    String password="111111";
    String insql;
    String upsql;
    String delsql;
    String sql="select * from user";
    String name;
    Connection conn;
    ResultSet rs=null;
    public Connection ConnectMysql(){
                try{
      &n