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python 知识点整理+题库+课后习题答案

  • 2026-06-30 19:20:30
python 知识点整理+题库+课后习题答案

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  1. CONNECT:[ UseTime:0.001114s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001720s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001501s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000708s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001524s ]
  6. SELECT * FROM `set` [ RunTime:0.000572s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001738s ]
  8. SELECT * FROM `article` WHERE `id` = 493111 LIMIT 1 [ RunTime:0.001190s ]
  9. UPDATE `article` SET `lasttime` = 1783082782 WHERE `id` = 493111 [ RunTime:0.065920s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000906s ]
  11. SELECT * FROM `article` WHERE `id` < 493111 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001517s ]
  12. SELECT * FROM `article` WHERE `id` > 493111 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.047273s ]
  13. SELECT * FROM `article` WHERE `id` < 493111 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002427s ]
  14. SELECT * FROM `article` WHERE `id` < 493111 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.017196s ]
  15. SELECT * FROM `article` WHERE `id` < 493111 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.056265s ]
0.292874s