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CSV Duplicate Column Aggregation 2

sum columns withthe same base namerow to columnGet "Base" columnnamesusing regexwhere col nameends with (#n)Populatemissing names where the columnis the "base" nameRename to"Collection Column"Group originalcolumn namesas s[] arrayfor eachcollection columnCollection column nameand array of included columnsColumn Aggregator ExtractColumn Header Transpose Loop End (ColumnAppend) CSV Reader Regex Split Column Merger Column Rename GroupBy Table Row ToVariable Loop Start sum columns withthe same base namerow to columnGet "Base" columnnamesusing regexwhere col nameends with (#n)Populatemissing names where the columnis the "base" nameRename to"Collection Column"Group originalcolumn namesas s[] arrayfor eachcollection columnCollection column nameand array of included columnsColumn Aggregator ExtractColumn Header Transpose Loop End (ColumnAppend) CSV Reader Regex Split Column Merger Column Rename GroupBy Table Row ToVariable Loop Start

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Created by: Loïc
Created at: 2021-04-23
On NodePit since: 2022-02-06
Last update: 2024-04-27
Created with KNIME version: v4.3.2

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