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Python数据清洗基础用法

  • 2026-06-17 00:22:49
Python数据清洗基础用法

Python数据清洗基础用法

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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=4c9877a4e9fdc6aa3d8285087315c6bb
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  1. CONNECT:[ UseTime:0.001167s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001593s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.005121s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002368s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001726s ]
  6. SELECT * FROM `set` [ RunTime:0.005366s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.002011s ]
  8. SELECT * FROM `article` WHERE `id` = 496628 LIMIT 1 [ RunTime:0.011029s ]
  9. UPDATE `article` SET `lasttime` = 1783052572 WHERE `id` = 496628 [ RunTime:0.010085s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.006002s ]
  11. SELECT * FROM `article` WHERE `id` < 496628 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.032572s ]
  12. SELECT * FROM `article` WHERE `id` > 496628 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.021199s ]
  13. SELECT * FROM `article` WHERE `id` < 496628 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.060489s ]
  14. SELECT * FROM `article` WHERE `id` < 496628 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.108924s ]
  15. SELECT * FROM `article` WHERE `id` < 496628 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.005458s ]
0.504263s