Using Knex to query the problem of error reporting in Mysql Database

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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?

Mini-Program python html5 node.js javascript

Mar.28,2021

solved that it should be the new knex that changed the syntax of the query

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