Performance Profiling

Total processing time: 98 ms; Peak memory: 7.085 MB. Show Profiling Timeline

总计4条数据。

Time	Duration	Category	Info

23:22:40.205	2.9 ms	yii\db\Connection::open	Opening DB connection: mysql:host=mysql-teach;dbname=teach_exam
23:22:40.213	1.6 ms	yii\db\Command::query	SELECT * FROM `paper_course_chapter_relation` WHERE (`is_deleted`=1) AND (`course_id`='79')
23:22:40.218	1.1 ms	yii\db\Command::query	SELECT COUNT(*) FROM `paper` WHERE 0=1
23:22:40.219	0.3 ms	yii\db\Command::query	SELECT * FROM `paper` WHERE 0=1 ORDER BY `updated_at` DESC LIMIT 10