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课本基础知识梳理17课件(11张PPT)

  • 2026-11-09 13:39:03
课本基础知识梳理17课件(11张PPT)

      

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《扬州慢》课件(33张PPT)

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-11-12 01:06:06 HTTP/1.1 GET : http://h.sjds.net/a/487241.html
  2. 运行时间 : 0.105252s [ 吞吐率：9.50req/s ] 内存消耗：4,442.91kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=e951fc0d0d0508448e6999800d9e2bac
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  1. CONNECT:[ UseTime:0.000499s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000599s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000329s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000417s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000542s ]
  6. SELECT * FROM `set` [ RunTime:0.000265s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000622s ]
  8. SELECT * FROM `article` WHERE `id` = 487241 LIMIT 1 [ RunTime:0.000366s ]
  9. UPDATE `article` SET `lasttime` = 1794416766 WHERE `id` = 487241 [ RunTime:0.001119s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000308s ]
  11. SELECT * FROM `article` WHERE `id` < 487241 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000429s ]
  12. SELECT * FROM `article` WHERE `id` > 487241 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000449s ]
  13. SELECT * FROM `article` WHERE `id` < 487241 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000554s ]
  14. SELECT * FROM `article` WHERE `id` < 487241 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000712s ]
  15. SELECT * FROM `article` WHERE `id` < 487241 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000701s ]
0.119441s