oppoppoppo的专栏

### Cause: com.mysql.jdbc.PacketTooBigException: Packet for query is too large (10485836 > 4194304). You can change this value on the server by setting the max_allowed_packet' variable. ; SQL []; Pack

如果参数是array数组 delete from C_V WHERE UUID in <foreach item="item" index="index" collection="array" open="(" separator="," close=")"> #{item} 如果参数是对象属性 delete from C_V WHERE