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Python数据清洗会这20页纸,搞定90%工作

2026-06-22 23:19:43

Python数据清洗会这20页纸,搞定90%工作

Python数据清洗会这20页纸，搞定90%工作

数据清洗是数据分析、机器学习、数据可视化等工作的必经前置步骤，而Python 数据清洗的使用频率极高，可以说是最主流、最核心的工具之一。
#数据分析 #Python #数据分析我在行 #数据分析师 #数据库 #大数据转行 #数据分析求职 #数据分析转行 #数据可视化 #办公技巧

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会话信息 : SESSION_ID=0b5482422d405be849ba94e52bf4b07e

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CONNECT:[ UseTime:0.000659s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000783s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000293s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000276s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000489s ]
SELECT * FROM `set` [ RunTime:0.000198s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000588s ]
SELECT * FROM `article` WHERE `id` = 491039 LIMIT 1 [ RunTime:0.000395s ]
UPDATE `article` SET `lasttime` = 1783113619 WHERE `id` = 491039 [ RunTime:0.020473s ]
SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000420s ]
SELECT * FROM `article` WHERE `id` < 491039 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000470s ]
SELECT * FROM `article` WHERE `id` > 491039 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001818s ]
SELECT * FROM `article` WHERE `id` < 491039 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003191s ]
SELECT * FROM `article` WHERE `id` < 491039 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.004629s ]
SELECT * FROM `article` WHERE `id` < 491039 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.004984s ]

0.121425s

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