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高二化学寒假衔接知识点讲义练习巩固预习

  • 2026-04-09 08:44:00
高二化学寒假衔接知识点讲义练习巩固预习

高二化学寒假衔接知识点讲义练习巩固预习

高二化学｜寒假衔接一本通📗
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  1. CONNECT:[ UseTime:0.001059s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001721s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000687s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000689s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001692s ]
  6. SELECT * FROM `set` [ RunTime:0.000602s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001861s ]
  8. SELECT * FROM `article` WHERE `id` = 465420 LIMIT 1 [ RunTime:0.001295s ]
  9. UPDATE `article` SET `lasttime` = 1775791670 WHERE `id` = 465420 [ RunTime:0.021412s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.003792s ]
  11. SELECT * FROM `article` WHERE `id` < 465420 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.003746s ]
  12. SELECT * FROM `article` WHERE `id` > 465420 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.003320s ]
  13. SELECT * FROM `article` WHERE `id` < 465420 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.007736s ]
  14. SELECT * FROM `article` WHERE `id` < 465420 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.011193s ]
  15. SELECT * FROM `article` WHERE `id` < 465420 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.009670s ]
0.234766s