mysql>show variables like 'character%';  //查看当前
数据库的字符编码
+--------------------------+----------------------------+
| Variable_name            | Value                      |
+--------------------------+----------------------------+
| character_set_client     | latin1                       | 
| character_set_connection | latin1                        | 
| character_set_database   | latin1                        | 
| character_set_filesystem | binary                     | 
| character_set_results    | latin1                        | 
| character_set_server     | latin1                        | 
| character_set_system     | latin1                        | 
| character_sets_dir       | /usr/share/mysql/charsets/ | 
+--------------------------+----------------------------+
 
default-character-set=utf8  //默认字符集为utf8
init_connect='SET NAMES utf8'  //(设定连接
mysql数据库时使用utf8编码,以让mysql数据库为utf8运行)