mysql 基础使用

使用mysql，需要如下过程：

1 查看数据库：

mysql> show databases;+--------------------+| Database           |+--------------------+| information_schema || mysql              || test               |+--------------------+3 rows in set (0.09 sec)

2 创建数据库：

mysql> create database wind;Query OK, 1 row affected (0.08 sec)

3 使用数据库：

mysql> use wind;Database changed

4 创建用户：

mysql> create user 'wcadmin'@'localhost' IDENTIFIED BY 'wcadmin';Query OK, 0 rows affected (0.00 sec)

5 在新建的数据库上赋予新建用户增删改查的权限：

mysql> grant select,insert,update,delete on wind.* to wcadmin@localhost Identified by "wcadmin";Query OK, 0 rows affected (0.06 sec)

6 在新建的数据库中，查看有哪些表：

mysql> show tables;Empty set (0.00 sec)mysql>

7 修改当前用户的密码：

mysql> update mysql.user SET password=PASSWORD('admin') where User='wcadmin';Query OK, 1 row affected (0.08 sec)Rows matched: 1  Changed: 1  Warnings: 0

8 更新权限：

mysql> flush privileges;Query OK, 0 rows affected (0.01 sec)

9 使用此用户登录数据库：

C:\Program Files\MySQL\MySQL Server 5.1\bin>mysql -u wcadmin -pEnter password: *****Welcome to the MySQL monitor.  Commands end with ; or \g.Your MySQL connection id is 5Server version: 5.1.72-community MySQL Community Server (GPL)Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.Oracle is a registered trademark of Oracle Corporation and/or itsaffiliates. Other names may be trademarks of their respectiveowners.Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.mysql>