Split Csv file into multiple files according to month in date column

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we can do it with help of GroupBy

As a starter help:

Assign activity:
leftSide: TableList | DataType: List(Of DataTable)
Right side:

(From d in YourDataTableVar.AsEnumerable
Group d by k= CDate(d(“Date”)).Month into grp=Group
Select t=grp.CopyToDataTable).toList

For Each Activity (NOT for each row) | TypeArgument: DataTable item in TableList

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