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【教学资源 • 课件】1.1正数和负数

  • 2026-08-31 05:13:01
【教学资源 • 课件】1.1正数和负数

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撰稿：徐存锷

编辑：刘    娜

初审：贺    群

终审：李    艳

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(教案)第14课 明至清中叶的经济与文化

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-09-26 13:29:37 HTTP/1.1 GET : http://a.sjds.net/a/512470.html
  2. 运行时间 : 0.069147s [ 吞吐率：14.46req/s ] 内存消耗：4,557.73kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=5d865e5026b164014d4c4aa0c0443f30
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  1. CONNECT:[ UseTime:0.000588s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000957s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000443s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000362s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000670s ]
  6. SELECT * FROM `set` [ RunTime:0.000292s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000660s ]
  8. SELECT * FROM `article` WHERE `id` = 512470 LIMIT 1 [ RunTime:0.000353s ]
  9. UPDATE `article` SET `lasttime` = 1790400577 WHERE `id` = 512470 [ RunTime:0.001309s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000291s ]
  11. SELECT * FROM `article` WHERE `id` < 512470 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000587s ]
  12. SELECT * FROM `article` WHERE `id` > 512470 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000369s ]
  13. SELECT * FROM `article` WHERE `id` < 512470 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000646s ]
  14. SELECT * FROM `article` WHERE `id` < 512470 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000652s ]
  15. SELECT * FROM `article` WHERE `id` < 512470 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000746s ]
0.078697s