编辑/etc/mysql/my.cnf文件，相当于windows中的my.ini： 找到[client] 添加： default-character-set = utf8 // 默认字符集为utf8 找到[mysqld] 添加: # 默认字符集为utf8 default-character-set = 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 init_connect = 'SET NAMES utf8' 修改好后,重新启动mysql 即可. 查询一下show variables like 'character%'; +--------------------------+----------------------------+ | Variable_name | Value | +--------------------------+----------------------------+ | character_set_client | utf8 | | character_set_connection | utf8 | | character_set_database | utf8 | | character_set_filesystem | binary | | character_set_results | utf8 | | character_set_server | utf8 | | character_set_system | utf8 | | character_sets_dir | /usr/share/mysql/charsets/ | +--------------------------+----------------------------+