is a project written by Mini Program. "mysql" is cited from the official qcloud.js of Tencent. If you make a query like this, you will report an error
{"code":-1, "error": "select books
. *, cSessionInfo
. uesr_info
from books
inner join cSessioninfo
on books
. opnid
= cSessionInfo
. open_id
-ER_BAD_FIELD_ERROR: Unknown column "cSessionInfo.uesr_info" in" field list""}
could you tell me how to solve this error?