05--MySQL自学教程：DDL（Data Definition Language：数据库定义语言）操作数据库（一）

本是古典何须时尚 2022-06-16 13:57 171阅读 0赞

# **1.DDL（Data Definition Language：数据库定义语言）概览** #

**DDL（Data Definition Language：数据库定义语言）**

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# **2.DDL对数据库的操作** #

**1）方法概览**

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**2）分别演示**

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**show databases;//查看该帐号下的所有数据库**  
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**create database test1;//创建数据库**  
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**show create database test1;//查看创建的指定数据库的信息，默认字符集编码是utf-8;**  
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**SHOW CHARACTER SET;;//查看mysql支持的所有字符集**  
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**alter database test1 character set gbk;//修改数据库的字符集编码**  
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**create database test2 character set gb2312;//直接创建一个字符集编码为gb2312的数据库**  
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**drop database test2;//删除数据库**  
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# **3.DDL对表的操作** #

**见下一节，链接地址：[http://blog.csdn.net/baidu\_37107022/article/details/72347044][http_blog.csdn.net_baidu_37107022_article_details_72347044]**

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[http_blog.csdn.net_baidu_37107022_article_details_72347044]: http://blog.csdn.net/baidu_37107022/article/details/72347044