php yii debugging sql log yii2.0 video tutorial yii2.0 yii official

' levels'=>'trace', //profile

'categories'=>'system.db.*',

//'categories'=>'system.db.CDbCommand,system.caching.* ',

),

), ),

Note:

If there is a die when recording the log, you must add

Jii::app()->end(); to execute

Log levels are:

* trace: This is the level used in Yii::trace. It is used to track the execution flow of a program during development.

* info: This is used to record ordinary information.
* profile: This is a performance overview (profile). More detailed instructions will follow shortly.
* warning: This is used for warning information.
* error: This is used for fatal error information.
The above introduces the php yii debugging sql log, including yii and SQL content. I hope it will be helpful to friends who are interested in PHP tutorials.