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SplitFileAndSaveIntoSubfolders

A pharmaceutical company used to keep its sales data in a CSV file. They ask for your help to split the data into monthly CSV files and to save them into different subfolders, where each subfolder corresponds to a year.

This is my solution.

(RELATIVE,knime.workflow.data,sales_data.csv)Date onlylocale: en_GBExtract Yearand Month (name)locale: en_GBGroupByYear and Month(name)(RELATIVE,knime.workflow.data,file_path_name)ExtractYear and Month(name)only Original ColumnsNode 12file_path_nameString(Year)+"/"+Monath(name)+".csv"Loop over all groupsCSV Reader String to Date&Time Extract Date&TimeFields Group Loop Start String to Path(Variable) Table Rowto Variable Column Filter CSV Writer String Manipulation(Variable) Variable Loop End (RELATIVE,knime.workflow.data,sales_data.csv)Date onlylocale: en_GBExtract Yearand Month (name)locale: en_GBGroupByYear and Month(name)(RELATIVE,knime.workflow.data,file_path_name)ExtractYear and Month(name)only Original ColumnsNode 12file_path_nameString(Year)+"/"+Monath(name)+".csv"Loop over all groupsCSV Reader String to Date&Time Extract Date&TimeFields Group Loop Start String to Path(Variable) Table Rowto Variable Column Filter CSV Writer String Manipulation(Variable) Variable Loop End

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To use this workflow in KNIME, download it from the below URL and open it in KNIME:

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Created by: stan
Created at: 2022-02-02
On NodePit since: 2022-02-03
Last update: 2026-01-13
Created with KNIME version: v4.5.1
Tags: #justknimeit#justknimeit-2

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