Data cleaning: Difference between revisions

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* (numeric format 數值格式) 1234567890123450.00  
* (numeric format 數值格式) 1234567890123450.00  
* (general format 通用格式) 1.23457E+15
* (general format 通用格式) 1.23457E+15
* (text format 文字格式) 1.23457E+15
* (text format 文字格式) 1234567890123456


== duplicate data ==
== duplicate data ==

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