mysql 字符集 命令 查看三种MySQL字符集的方法

******************************************************

MySQL字符集多种多样，下面为您列举了其中三种最常见的MySQL字符集查看方法，该方法供您参考，希望对您学习MySQL数据库能有所启迪。

一、查看MySQL数据库服务器和数据库MySQL字符集。

  
mysql> show variables like '%char%';  
+--------------------------+-------------------------------------+------  
| Variable_name            | Value                               |......  
+--------------------------+-------------------------------------+------  
| character_set_client     | utf8                                |......   -- 客户端字符集  
| character_set_connection | utf8                                |......  
| character_set_database   | utf8                                |......   -- 数据库字符集  
| character_set_filesystem | binary                              |......  
| character_set_results    | utf8                                |......  
| character_set_server     | utf8                                |......   -- 服务器字符集  
| character_set_system     | utf8                                |......  
| character_sets_dir       | D:MySQL Server 5.0sharecharsets |......  
+--------------------------+-------------------------------------+------ 

二、查看MySQL数据表（table）的MySQL字符集。

  
mysql> show table status from sqlstudy_db like '%countries%';  
+-----------+--------+---------+------------+------+-----------------+------  
| Name      | Engine | Version | Row_format | Rows | Collation       |......  
+-----------+--------+---------+------------+------+-----------------+------  
| countries | InnoDB |      10 | Compact    |   11 | utf8_general_ci |......  
+-----------+--------+---------+------------+------+-----------------+------ 

三、查看MySQL数据列（column）的MySQL字符集。

  
mysql> show full columns from countries;  
+----------------------+-------------+-----------------+--------  
| Field                | Type        | Collation       | .......  
+----------------------+-------------+-----------------+--------  
| countries_id         | int(11)     | NULL            | .......  
| countries_name       | varchar(64) | utf8_general_ci | .......  
| countries_iso_code_2 | char(2)     | utf8_general_ci | .......  
| countries_iso_code_3 | char(3)     | utf8_general_ci | .......  
| address_format_id    | int(11)     | NULL            | .......  
+----------------------+-------------+-----------------+--------