Query "SHOW FULL COLUMNS FROM ..." - what?


why Yii2 active record component uses the following sql-statements and is there an option to remove them?:


I’ve additionally

and I’m also lost with this statement.

It would be nice if somebody could catch me here. :)

This is for the mapping of the database columns into the Active Record model attributes.

You can cache the database schema so Yii will not repeat these every time the model is in use (see http://www.yiiframework.com/doc-2.0/yii-db-connection.html#$enableQueryCache-detail )