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基本
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SQL
调试
- 请求信息 : 2026-02-05 04:07:47 HTTP/2.0 GET : https://bao.3wlab.cn/Index/course.html?id=255
- 运行时间 : 0.558647s [ 吞吐率：1.79req/s ] 内存消耗：256.57kb 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=03e452e9d7af430218170dd676fc195c
- CONNECT:[ UseTime:0.096347s ] mysql:host=rm-bp1xfmq7n7147300owo.mysql.rds.aliyuncs.com;port=3306;dbname=xuexibao;charset=utf8
- SHOW FULL COLUMNS FROM `course` [ RunTime:0.063810s ]
- SHOW FULL COLUMNS FROM `lesson` [ RunTime:0.063601s ]
- 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` = 255 LIMIT 1 [ RunTime:0.062624s ]
- SHOW FULL COLUMNS FROM `level` [ RunTime:0.063866s ]
- SELECT * FROM `level` WHERE `id` = 7 [ RunTime:0.062372s ]
- SELECT `id`,`name`,`type`,`course_id`,`free` FROM `lesson` WHERE `status` = 1 AND `course_id` = 255 ORDER BY `sort`,`id` [ RunTime:0.062442s ]
- SELECT * FROM `course` WHERE `cate_id` = 4 LIMIT 6 [ RunTime:0.062683s ]
0.563180s
