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Regex - Use Pattern to select columns to be handled with Group By Node - KNIME Forum (91363)

<p>Use Regex Pattern to select columns to be handled with Group By Node</p><p></p>

URL: Use Regex Pattern to select columns to be handled with Group By Node https://forum.knime.com/t/looping-through-multiple-files-with-multiple-column-names/91363/2?u=mlauber71
URL: Use RegEx pattern to select columns for Linear Regression Learner https://forum.knime.com/t/in-regression-select-input-columns-using-a-list/91458/2?u=mlauber71

Use Regex Pattern to select columns to be handled with Group By Node

https://forum.knime.com/t/looping-through-multiple-files-with-multiple-column-names/91363/2?u=mlauber71

Use RegEx pattern to select columns for Linear Regression Learner

https://forum.knime.com/t/in-regression-select-input-columns-using-a-list/91458/2?u=mlauber71

use "Regex_Pattern"to identify the columns you want to aggregate
GroupBy
which columns to aggregatejust select them
Column Filter
GroupBy
Example Data Reader
Column Auto Type Cast
Number to String
Regression Predictor
Extract Table Spec
Linear Regression Learner
Regex_Pattern
Expression
Regex_Pattern
Table Row to Variable
Table Partitioner

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Created by: m_lauber
Created at: 2025-11-29
On NodePit since: 2026-02-07
Last update: 2026-02-27
Created with KNIME version: v5.10.0
Tags: RegExGroupByGroup By

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