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【函数定义域教案分享|数学教学干货来袭!】

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  1. CONNECT:[ UseTime:0.001045s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001492s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000712s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000663s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001298s ]
  6. SELECT * FROM `set` [ RunTime:0.000588s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001474s ]
  8. SELECT * FROM `article` WHERE `id` = 465033 LIMIT 1 [ RunTime:0.000993s ]
  9. UPDATE `article` SET `lasttime` = 1775854409 WHERE `id` = 465033 [ RunTime:0.019479s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000596s ]
  11. SELECT * FROM `article` WHERE `id` < 465033 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001149s ]
  12. SELECT * FROM `article` WHERE `id` > 465033 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001070s ]
  13. SELECT * FROM `article` WHERE `id` < 465033 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001723s ]
  14. SELECT * FROM `article` WHERE `id` < 465033 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001895s ]
  15. SELECT * FROM `article` WHERE `id` < 465033 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001801s ]
0.197953s