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mysql快速入门_MySQL

Jun 01, 2016 pm 02:05 PM
mysql test getting Started fast database

在使用过其它数据库如:oracle,sybase等之后,在使用mysql数据库入门时,一般关心我怎样知道当前的数据库,在数据库里有哪些表,表结构如何?怎样执行一个外部的sql文件等,本文根据sql的资料整理了mysql快速入门的一些信息,希望对了解其他数据库而想转入mysql的入门者有帮助。

1: 显示数据库
SHOW DATABASES,

2:当前选择的数据库,

mysql> SELECT DATABASE();
------------
| DATABASE() |
------------
| test |
------------

3:当前数据库包含的表信息:
mysql> SHOW TABLES;
---------------------
| Tables in test |
---------------------
| mytable1 |
| mytable2 |
---------------------

4:获取表结构
mysql> desc mytable1;
--------- ------------- ------ ----- --------- -------
| Field | Type | Null | Key | Default | Extra |
--------- ------------- ------ ----- --------- -------
| s1 | varchar(20) | YES | | NULL | |
--------- ------------- ------ ----- --------- -------

5:执行外部的sql脚本

shell> mysql 在当前数据库上执行input.sql

shell> mysql test 在test数据库上执行input.sql

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