mysql 命令符操作登陆 展开 查看对象 查看数据表名称 数据表结构 插入

Microsoft Windows [版本 6.1.7601]

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mysql> show databases;

+--------------------+

| Database           |

+--------------------+

| information_schema |

| test               |

+--------------------+

2 rows in set (0.00 sec)

mysql> use test;

Database changed

mysql> desc user

    ->

    ->

    ->

    ->

    -> desc user;

ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that

corresponds to your MySQL server version for the right syntax to use near 'desc

user' at line 6

mysql> show tables;

+----------------+

| Tables_in_test |

+----------------+

| a              |

| b              |

| boy            |

| category       |

| girl           |

| goods          |

| m              |

| mian           |

| result         |

| t              |

| user           |

+----------------+

11 rows in set (0.00 sec)

mysql> desc user;

+-------+----------------------+------+-----+---------+----------------+

| Field | Type                 | Null | Key | Default | Extra          |

+-------+----------------------+------+-----+---------+----------------+

| uid   | int(11)              | NO   | PRI | NULL    | auto_increment |

| name  | varchar(20)          | NO   |     |         |                |

| age   | smallint(5) unsigned | NO   |     | 0       |                |

+-------+----------------------+------+-----+---------+----------------+

3 rows in set (0.01 sec)

mysql> insert into user (uid,name,age) values (1,'lisi',23);

Query OK, 1 row affected (0.00 sec)

mysql> select * form user;

ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that

corresponds to your MySQL server version for the right syntax to use near 'form

user' at line 1

mysql> select * from user;

+-----+------+-----+

| uid | name | age |

+-----+------+-----+

|   1 | lisi |  23 |

+-----+------+-----+

1 row in set (0.00 sec)

mysql> insert into user (uid,name) values (2,'lucy');

Query OK, 1 row affected (0.00 sec)

mysql> select * from user;

+-----+------+-----+

| uid | name | age |

+-----+------+-----+

|   1 | lisi |  23 |

|   2 | lucy |   0 |

+-----+------+-----+

2 rows in set (0.00 sec)

mysql> insert into user (name) values('lilei');

Query OK, 1 row affected (0.00 sec)

mysql> select * from user;

+-----+-------+-----+

| uid | name  | age |

+-----+-------+-----+

|   1 | lisi  |  23 |

|   2 | lucy  |   0 |

|   3 | lilei |   0 |

+-----+-------+-----+

3 rows in set (0.00 sec)

mysql> desc user;

+-------+----------------------+------+-----+---------+----------------+

| Field | Type                 | Null | Key | Default | Extra          |

+-------+----------------------+------+-----+---------+----------------+

| uid   | int(11)              | NO   | PRI | NULL    | auto_increment |

| name  | varchar(20)          | NO   |     |         |                |

| age   | smallint(5) unsigned | NO   |     | 0       |                |

+-------+----------------------+------+-----+---------+----------------+

3 rows in set (0.01 sec)

mysql> insert into user values (4,'white','36');

Query OK, 1 row affected (0.00 sec)

mysql> select * from user;

+-----+-------+-----+

| uid | name  | age |

+-----+-------+-----+

|   1 | lisi  |  23 |

|   2 | lucy  |   0 |

|   3 | lilei |   0 |

|   4 | white |  36 |

+-----+-------+-----+

4 rows in set (0.00 sec)

mysql>