MySQL数据库操作常用命令小结

创建数据库

最简单的方式：

或者是：

创建utf8编码的数据库：

那么在这个数据库下创建的所有数据表的默认字符集都会是utf8了，注意后面这句话 "COLLATE utf8_general_ci",大致意思是在排序时根据utf8变码格式来排序。

查看数据库列表：

使用数据库：

查看数据库默认编码：

+--------------------------+-------------------------------------------------------+
| Variable_name            | Value                                                 |
+--------------------------+-------------------------------------------------------+
| character_set_client     | utf8                                                  |
| character_set_connection | utf8                                                  |
| character_set_database   | latin1                                                |
| character_set_filesystem | binary                                                |
| character_set_results    | utf8                                                  |
| character_set_server     | latin1                                                |
| character_set_system     | utf8                                                  |
| character_sets_dir       | /usr/local/mysql-5.5.28-linux2.6-i686/share/charsets/ |
+--------------------------+-------------------------------------------------------+