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【函数定义域教案分享|数学教学干货来袭!】

  • 2026-10-27 16:50:07
【函数定义域教案分享|数学教学干货来袭!】

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  1. CONNECT:[ UseTime:0.000608s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000697s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000369s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000384s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000639s ]
  6. SELECT * FROM `set` [ RunTime:0.000343s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000691s ]
  8. SELECT * FROM `article` WHERE `id` = 465033 LIMIT 1 [ RunTime:0.000375s ]
  9. UPDATE `article` SET `lasttime` = 1793985050 WHERE `id` = 465033 [ RunTime:0.001480s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000395s ]
  11. SELECT * FROM `article` WHERE `id` < 465033 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000455s ]
  12. SELECT * FROM `article` WHERE `id` > 465033 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000416s ]
  13. SELECT * FROM `article` WHERE `id` < 465033 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000597s ]
  14. SELECT * FROM `article` WHERE `id` < 465033 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000698s ]
  15. SELECT * FROM `article` WHERE `id` < 465033 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000841s ]
0.087867s