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【收藏必备】七年级上册数学知识点总结归纳!可分享可打印!

  • 2026-11-06 08:45:42
【收藏必备】七年级上册数学知识点总结归纳!可分享可打印!

- 今日互动 -

课堂笔记不用全盘抄写，重点记思路、易错点和老师补充的考点。课后当天回看整理，把没听懂的地方尽快弄懂，不让疑问堆积，日积月累就会拉开差距。

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基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000615s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000997s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000447s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000292s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000647s ]
  6. SELECT * FROM `set` [ RunTime:0.000275s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000628s ]
  8. SELECT * FROM `article` WHERE `id` = 538613 LIMIT 1 [ RunTime:0.000366s ]
  9. UPDATE `article` SET `lasttime` = 1794002617 WHERE `id` = 538613 [ RunTime:0.001229s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000299s ]
  11. SELECT * FROM `article` WHERE `id` < 538613 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000441s ]
  12. SELECT * FROM `article` WHERE `id` > 538613 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000350s ]
  13. SELECT * FROM `article` WHERE `id` < 538613 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000618s ]
  14. SELECT * FROM `article` WHERE `id` < 538613 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000580s ]
  15. SELECT * FROM `article` WHERE `id` < 538613 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000681s ]
0.090159s