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在日常数据清洗与分析中,是选择 Python 的 Pandas 还是 SQL 更高效?

  • 2026-08-18 23:11:53
在日常数据清洗与分析中,是选择 Python 的 Pandas 还是 SQL 更高效?
日常数据清洗与分析，先学SQL，再把Pandas+当成补刀工具。真到了工作里，SQL的性价比长期更高，Pandas的上手爽感更强，但一旦数据量、协作人数、复用要求上来，SQL往往更省时间。
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  1. CONNECT:[ UseTime:0.000762s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001282s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000951s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.001732s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001228s ]
  6. SELECT * FROM `set` [ RunTime:0.000702s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001419s ]
  8. SELECT * FROM `article` WHERE `id` = 509676 LIMIT 1 [ RunTime:0.011285s ]
  9. UPDATE `article` SET `lasttime` = 1787294115 WHERE `id` = 509676 [ RunTime:0.029723s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000784s ]
  11. SELECT * FROM `article` WHERE `id` < 509676 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001559s ]
  12. SELECT * FROM `article` WHERE `id` > 509676 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.013037s ]
  13. SELECT * FROM `article` WHERE `id` < 509676 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.037721s ]
  14. SELECT * FROM `article` WHERE `id` < 509676 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.156734s ]
  15. SELECT * FROM `article` WHERE `id` < 509676 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.081302s ]
0.520537s