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Excel数据清洗教程,零基础也能秒会!

  • 2026-05-10 19:21:34
Excel数据清洗教程,零基础也能秒会!

Excel数据清洗教程，零基础也能秒会！

空格、横杠、重复号码、位数不齐、格式混乱，手动核对几小时还容易出错，加班效率极低。
整理了一套完整清洗实操流程，从数据备份、一键去重、清除多余空格、格式标准化、错误号码纠错到最终校验，6 步完整闭环，全程不用复杂函数、无需插件，小白也能照着直接上手。
#Excel技巧 #数据清洗 #办公效率 #表格教程 #职场干货 #Excel实用小技巧#Excel表格#excel办公#数据分析#函数#excel教程#excel

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  1. CONNECT:[ UseTime:0.000519s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000769s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000327s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000253s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000499s ]
  6. SELECT * FROM `set` [ RunTime:0.000211s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000669s ]
  8. SELECT * FROM `article` WHERE `id` = 509217 LIMIT 1 [ RunTime:0.001729s ]
  9. UPDATE `article` SET `lasttime` = 1779071574 WHERE `id` = 509217 [ RunTime:0.003967s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000239s ]
  11. SELECT * FROM `article` WHERE `id` < 509217 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000457s ]
  12. SELECT * FROM `article` WHERE `id` > 509217 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000354s ]
  13. SELECT * FROM `article` WHERE `id` < 509217 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000676s ]
  14. SELECT * FROM `article` WHERE `id` < 509217 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001716s ]
  15. SELECT * FROM `article` WHERE `id` < 509217 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000743s ]
0.078619s