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SQL
调试
- 请求信息 : 2026-10-21 02:45:04 HTTP/2.0 GET : https://bao.3wlab.cn/Index/course.html?id=252
- 运行时间 : 0.244695s [ 吞吐率：4.09req/s ] 内存消耗：363.37kb 文件加载：157
- 查询信息 : 7 queries
- 缓存信息 : 0 reads,0 writes
- 会话信息 : SESSION_ID=a01c0d34317738e8ea04d82354e9ac3e
- CONNECT:[ UseTime:0.037329s ] mysql:host=118.145.228.154;port=3306;dbname=yuxue;charset=utf8
- SHOW FULL COLUMNS FROM `course` [ RunTime:0.026286s ]
- SHOW FULL COLUMNS FROM `lesson` [ RunTime:0.026731s ]
- SELECT *,(SELECT COUNT(*) AS think_count FROM `lesson` `count_table` WHERE `status` = 1 AND ( `count_table`.`course_id` =course.id ) ORDER BY `sort`,`id`) AS `lesson_count` FROM `course` WHERE `id` = 252 LIMIT 1 [ RunTime:0.025525s ]
- SHOW FULL COLUMNS FROM `level` [ RunTime:0.026448s ]
- SELECT * FROM `level` WHERE `id` = 4 [ RunTime:0.024939s ]
- SELECT `id`,`name`,`type`,`course_id`,`free` FROM `lesson` WHERE `status` = 1 AND `course_id` = 252 ORDER BY `sort`,`id` [ RunTime:0.027559s ]
- SELECT * FROM `course` WHERE `cate_id` = 4 LIMIT 6 [ RunTime:0.025133s ]
0.250037s
