Mysql查询报错:Illegal mix of collations (gbk_chinese_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '='

时间:2022-09-08 13:30:26

使用sql别名关联查询的时候,由于字符集冲突导致该错误

解决方案,查询的时候强制转换字符集类型

case when column = '' then
_gbk '' collate gbk_chinese_ci
end as 别名

  

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