mysql> show variables like 'character%';
+--------------------------+--------------------------+
| Variable_name | Value |
+--------------------------+--------------------------+
| character_set_client | gbk |
| character_set_connection | gbk |
| character_set_database | utf8 |
| character_set_filesystem | binary |
| character_set_results | gbk |
| character_set_server | utf8 |
| character_set_system | utf8 |
| character_sets_dir | D:\MySQL\share\charsets\ |
+--------------------------+--------------------------+
8 rows in set (0.09 sec)
看看都是什么字符编码,或者建表时写DEFAULT CHARSET=utf8