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Excel进阶!很难找全的PowerQuery 数据清洗

  • 2026-09-12 22:27:13
Excel进阶!很难找全的PowerQuery 数据清洗

Excel进阶！很难找全的PowerQuery 数据清洗

面对大量的数据，数据清洗是关键的第一步。
给大家整理了Power Query 数据清洗的全流程。
希望能帮到大家~
#Excel实用技巧#Excel进阶教程#Excel数据分析技巧#PowerQuery数据清洗#powerbi#数据分析#数据清洗#职场#干货
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广西,7小时前,
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2026春数学一年级下册 教案+课件PPT(人教版),可下载打印!

基本 文件 流程 错误 SQL 调试
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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=352aebf2530d9d932f57da795d9f96cd
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  1. CONNECT:[ UseTime:0.000604s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000917s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000418s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000349s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000500s ]
  6. SELECT * FROM `set` [ RunTime:0.000289s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000617s ]
  8. SELECT * FROM `article` WHERE `id` = 464846 LIMIT 1 [ RunTime:0.000360s ]
  9. UPDATE `article` SET `lasttime` = 1790157339 WHERE `id` = 464846 [ RunTime:0.001372s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000345s ]
  11. SELECT * FROM `article` WHERE `id` < 464846 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000389s ]
  12. SELECT * FROM `article` WHERE `id` > 464846 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000362s ]
  13. SELECT * FROM `article` WHERE `id` < 464846 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000631s ]
  14. SELECT * FROM `article` WHERE `id` < 464846 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000528s ]
  15. SELECT * FROM `article` WHERE `id` < 464846 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000585s ]
0.084615s