Hlex Helftd

This pull request adds additional resources for understanding and fixing the N+1 query problem. It includes a medium article that provides an in-depth explanation of the problem and a dev.to...

This pull request adds additional resources about database transactions to the project. The resources include a developer's guide from dev.to. The resources provide further information and insights into the concept...

v-numlist does not work with the Bullet Threading Extension

2

`#.v-numlist` does not work with the [Bullet Threading Extension](https://github.com/pengx17/logseq-plugin-bullet-threading) Bullet Threading ON:  Bullet Threading OFF: 

sqlalchemy.exc.OperationalError: (pymysql.err.OperationalError) (2003, "Can't connect to MySQL server on 'localhost' ([Errno 111] Connection refused)") (Background on this error at: https://sqlalche.me/e/14/e3q8) What should i do? I have never worked with sql.