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原来处理万行数据 只要4步 python 代码?

  • 2026-04-16 15:49:47
原来处理万行数据 只要4步 python 代码?
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  1. CONNECT:[ UseTime:0.000561s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000812s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000272s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000285s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000471s ]
  6. SELECT * FROM `set` [ RunTime:0.000197s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000582s ]
  8. SELECT * FROM `article` WHERE `id` = 485479 LIMIT 1 [ RunTime:0.000589s ]
  9. UPDATE `article` SET `lasttime` = 1776373980 WHERE `id` = 485479 [ RunTime:0.011924s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000340s ]
  11. SELECT * FROM `article` WHERE `id` < 485479 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000626s ]
  12. SELECT * FROM `article` WHERE `id` > 485479 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.003545s ]
  13. SELECT * FROM `article` WHERE `id` < 485479 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005980s ]
  14. SELECT * FROM `article` WHERE `id` < 485479 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001640s ]
  15. SELECT * FROM `article` WHERE `id` < 485479 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000891s ]
0.112812s