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- 請求信息 : 2025-07-07 07:14:03 HTTP/1.1 GET : http://www.juhezc.com/course/index/c/3/t/40.html
- 運行時間 : 0.027097s [ 吞吐率：36.90req/s ] 內存消耗：1,494.78kb 文件加載：148
- 查詢信息 : 0 queries
- 緩存信息 : 0 reads,0 writes
- 會話信息 : SESSION_ID=f44741863c672a831ef23e311d6d15df
- CONNECT:[ UseTime:0.000426s ] mysql:host=127.0.0.1;port=3306;dbname=zhixue;charset=utf8
- SHOW FULL COLUMNS FROM `zx_system` [ RunTime:0.000607s ]
- SELECT * FROM `zx_system` WHERE `id` = 1 LIMIT 1 [ RunTime:0.000328s ]
- SHOW FULL COLUMNS FROM `zx_course` [ RunTime:0.000468s ]
- SHOW FULL COLUMNS FROM `zx_cate` [ RunTime:0.000424s ]
- SHOW FULL COLUMNS FROM `zx_school` [ RunTime:0.000433s ]
- SELECT * FROM `zx_cate` WHERE `status` = 1 AND `pid` = 3 [ RunTime:0.000331s ]
- SELECT COUNT(*) AS think_count FROM ( SELECT count(*) AS think_count FROM `zx_course` `a` LEFT JOIN ( SELECT a.id, GROUP_CONCAT(DISTINCT b.title ORDER BY b.id) AS cate_names FROM `zx_course` `a` INNER JOIN `zx_cate` `b` ON FIND_IN_SET(b.id, a.cate_id) LEFT JOIN `zx_school` `c` ON `a`.`school_id`=`c`.`id` GROUP BY `a`.`id` ) `cate_subquery` ON `a`.`id`=`cate_subquery`.`id` LEFT JOIN ( SELECT a.id, GROUP_CONCAT(DISTINCT c.title ORDER BY c.id) AS tag_names FROM `zx_course` `a` INNER JOIN `zx_tag` `c` ON FIND_IN_SET(c.id, a.tag_id) GROUP BY `a`.`id` ) `tag_subquery` ON `a`.`id`=`tag_subquery`.`id` LEFT JOIN `zx_school` `c` ON `a`.`school_id`=`c`.`id` WHERE `cate_subquery`.`id` IN ('29','30','31','32','33','34','35','36','37','38','39','40') AND `cate_subquery`.`id` = '40' AND `a`.`status` = '1' AND `c`.`status` = '1' GROUP BY `a`.`id` ) `_group_count_` LIMIT 1 [ RunTime:0.002767s ]
- SELECT `a`.`id`,`a`.`title`,`a`.`create_time`,`a`.`school_id`,c.title as school_title,`cate_subquery`.`cate_names`,`tag_subquery`.`tag_names` FROM `zx_course` `a` LEFT JOIN ( SELECT a.id, GROUP_CONCAT(DISTINCT b.title ORDER BY b.id) AS cate_names FROM `zx_course` `a` INNER JOIN `zx_cate` `b` ON FIND_IN_SET(b.id, a.cate_id) LEFT JOIN `zx_school` `c` ON `a`.`school_id`=`c`.`id` GROUP BY `a`.`id` ) `cate_subquery` ON `a`.`id`=`cate_subquery`.`id` LEFT JOIN ( SELECT a.id, GROUP_CONCAT(DISTINCT c.title ORDER BY c.id) AS tag_names FROM `zx_course` `a` INNER JOIN `zx_tag` `c` ON FIND_IN_SET(c.id, a.tag_id) GROUP BY `a`.`id` ) `tag_subquery` ON `a`.`id`=`tag_subquery`.`id` LEFT JOIN `zx_school` `c` ON `a`.`school_id`=`c`.`id` WHERE `cate_subquery`.`id` IN ('29','30','31','32','33','34','35','36','37','38','39','40') AND `cate_subquery`.`id` = '40' AND `a`.`status` = '1' AND `c`.`status` = '1' GROUP BY `a`.`id` ORDER BY CASE WHEN a.sort = 0 THEN 1 ELSE 0 END,`a`.`sort` ASC,`a`.`create_time` DESC LIMIT 0,30 [ RunTime:0.002673s ]
- SELECT * FROM `zx_cate` WHERE `status` = 1 ORDER BY CASE WHEN sort = 0 THEN 1 ELSE 0 END,`sort` ASC,`create_time` DESC [ RunTime:0.000558s ]
- SELECT * FROM `zx_school` WHERE `status` = 1 ORDER BY rand() LIMIT 12 [ RunTime:0.000758s ]
- SELECT * FROM `zx_school` WHERE `status` = 1 ORDER BY rand() LIMIT 12 [ RunTime:0.000768s ]
- SELECT `a`.* FROM `zx_course` `a` LEFT JOIN `zx_school` `b` ON `a`.`school_id`=`b`.`id` WHERE `a`.`status` = '1' AND `b`.`status` = '1' ORDER BY rand() LIMIT 12 [ RunTime:0.001131s ]
- SELECT * FROM `zx_cate` WHERE `status` = 1 AND `pid` = 3 [ RunTime:0.000322s ]
- SELECT * FROM `zx_cate` WHERE `status` <> -1 AND `id` = 40 LIMIT 1 [ RunTime:0.000262s ]
0.027709s
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