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函数的极值PPT教学课件

  • 2026-11-04 19:26:12
函数的极值PPT教学课件
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基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-11-05 23:21:53 HTTP/1.1 GET : http://h.sjds.net/a/510883.html
  2. 运行时间 : 0.100167s [ 吞吐率：9.98req/s ] 内存消耗：4,394.55kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=7575e1f6870620a3c04f5d1f8b95fe1a
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  1. CONNECT:[ UseTime:0.000495s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000665s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000329s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000416s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000683s ]
  6. SELECT * FROM `set` [ RunTime:0.000338s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000599s ]
  8. SELECT * FROM `article` WHERE `id` = 510883 LIMIT 1 [ RunTime:0.000346s ]
  9. UPDATE `article` SET `lasttime` = 1793892113 WHERE `id` = 510883 [ RunTime:0.001028s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000314s ]
  11. SELECT * FROM `article` WHERE `id` < 510883 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000402s ]
  12. SELECT * FROM `article` WHERE `id` > 510883 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000354s ]
  13. SELECT * FROM `article` WHERE `id` < 510883 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000464s ]
  14. SELECT * FROM `article` WHERE `id` < 510883 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000623s ]
  15. SELECT * FROM `article` WHERE `id` < 510883 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000587s ]
0.110962s