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函数的概念和性质PPT教学课件函数的奇偶性

  • 2026-10-26 08:09:54
函数的概念和性质PPT教学课件函数的奇偶性

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统计学初步统计图表PPT教学课件

基本 文件 流程 错误 SQL 调试
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  2. 运行时间 : 0.100461s [ 吞吐率：9.95req/s ] 内存消耗：4,280.39kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=ede8fcb1c463fbbe8494d26113e0a2a8
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  1. CONNECT:[ UseTime:0.000380s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000592s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000386s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000320s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000637s ]
  6. SELECT * FROM `set` [ RunTime:0.000294s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000621s ]
  8. SELECT * FROM `article` WHERE `id` = 510671 LIMIT 1 [ RunTime:0.000403s ]
  9. UPDATE `article` SET `lasttime` = 1793893471 WHERE `id` = 510671 [ RunTime:0.001292s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000372s ]
  11. SELECT * FROM `article` WHERE `id` < 510671 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000495s ]
  12. SELECT * FROM `article` WHERE `id` > 510671 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000449s ]
  13. SELECT * FROM `article` WHERE `id` < 510671 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000597s ]
  14. SELECT * FROM `article` WHERE `id` < 510671 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000706s ]
  15. SELECT * FROM `article` WHERE `id` < 510671 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000618s ]
0.111871s