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【教学资源 • 课件】2.2探究与发现:有理数乘法法则的奥秘

  • 2026-09-15 01:54:56
【教学资源 • 课件】2.2探究与发现:有理数乘法法则的奥秘

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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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基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-09-23 15:56:41 HTTP/1.1 GET : http://a.sjds.net/a/515933.html
  2. 运行时间 : 0.073608s [ 吞吐率：13.59req/s ] 内存消耗：4,260.40kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=cb06cc38a0fd4b08e7cf53cd12667ba2
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  1. CONNECT:[ UseTime:0.000397s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000605s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000357s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000360s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000600s ]
  6. SELECT * FROM `set` [ RunTime:0.000356s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000701s ]
  8. SELECT * FROM `article` WHERE `id` = 515933 LIMIT 1 [ RunTime:0.000425s ]
  9. UPDATE `article` SET `lasttime` = 1790150201 WHERE `id` = 515933 [ RunTime:0.000999s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000337s ]
  11. SELECT * FROM `article` WHERE `id` < 515933 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000481s ]
  12. SELECT * FROM `article` WHERE `id` > 515933 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000394s ]
  13. SELECT * FROM `article` WHERE `id` < 515933 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000591s ]
  14. SELECT * FROM `article` WHERE `id` < 515933 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000643s ]
  15. SELECT * FROM `article` WHERE `id` < 515933 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000760s ]
0.084894s