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20210426 Pikairos How to sum up columns of each same data set (Java Snippet)

20210426 PIKAIROS How to sum up columns of each same data set

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Table DataAd columnwith row IndexReplaceMissing Valueswith previousvalue in ColumnGroup byModel &aggregateusing sum tocompute totalsAdd Totalto Modelin summed rowsConcatenateoriginal rowswith computedtotal rowsSort based onInitialRow IndexReplaceMissing Valueswith blanksFilter outcolumns notanymoreneededRestoreModel Columnas initially usingthis Lag node ..... and thisRule Enginenode asa trickThe Tablewith Totals per ModelNode 18Excel Reader (XLS) Math Formula Missing Value GroupBy String Manipulation Concatenate Sorter Missing Value Column Filter Lag Column Rule Engine InteractiveTable (local) Java Snippet(simple) Table DataAd columnwith row IndexReplaceMissing Valueswith previousvalue in ColumnGroup byModel &aggregateusing sum tocompute totalsAdd Totalto Modelin summed rowsConcatenateoriginal rowswith computedtotal rowsSort based onInitialRow IndexReplaceMissing Valueswith blanksFilter outcolumns notanymoreneededRestoreModel Columnas initially usingthis Lag node ..... and thisRule Enginenode asa trickThe Tablewith Totals per ModelNode 18Excel Reader (XLS) Math Formula Missing Value GroupBy String Manipulation Concatenate Sorter Missing Value Column Filter Lag Column Rule Engine InteractiveTable (local) Java Snippet(simple)

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Created by: Molina
Created at: 2021-04-26
On NodePit since: 2022-02-06
Last update: 2024-05-02
Created with KNIME version: v4.2.4

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