| collation_connection | utf8_general_ci |
| collation_database | utf8_general_ci |
| collation_server | utf8_general_ci |
+----------------------+-----------------+
字符不同的话，需要修改成相同字符
set collation_connection = utf8_general_ci(或utf8_unicode_ci)
Mysql错误提示Illegal mix of collations (gbk_chinese_ci,IMPLICIT)and(utf8_general_ci,COERCIBLE)(2):http://www.youerw.com/fanwen/lunwen_44162.html