use simonwangDatabase changedmysql> show tables;Empty set (0.00 sec)mysql> create table t1 (`id` int(4), `name` char(40));Query OK..."/>
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mysql增刪改查

發(fā)布時間:2020-06-13 11:25:52 來源:網(wǎng)絡(luò) 閱讀:539 作者:echoroot 欄目:MySQL數(shù)據(jù)庫


  • 創(chuàng)建數(shù)據(jù)表:

mysql> use simonwang

Database changed

mysql> show tables;

Empty set (0.00 sec)

mysql> create table t1 (`id` int(4), `name` char(40));

Query OK, 0 rows affected (0.01 sec)

  • 插入數(shù)據(jù):

mysql> insert into studytable values(1,'test');

Query OK, 1 row affected (0.00 sec)

mysql> select * from studytable;

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

| id   | name |

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

|    1 | test |

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

1 row in set (0.00 sec)

  • 修改數(shù)據(jù):

mysql> update studytable set name='updatetest' where id='1';

Query OK, 1 row affected (0.00 sec)

Rows matched: 1  Changed: 1  Warnings: 0

mysql> select * from studytable;

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

| id   | name       |

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

|    1 | updatetest |

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

1 row in set (0.00 sec)

  • 清空數(shù)據(jù)表:

mysql> truncate table studytable;

Query OK, 0 rows affected (0.00 sec)

mysql> select * from studytable;

Empty set (0.00 sec)

  • 刪除數(shù)據(jù)表

mysql> drop table studytable;

Query OK, 0 rows affected (0.00 sec)

  • 刪除數(shù)據(jù)庫:

mysql> drop database simonwang;

Query OK, 0 rows affected (0.01 sec)



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