Hub
NodeNode / Manipulator

Create Collection Column

Manipulation Column Split & Combine Streamable
Drag & drop
Like
Copy short link

This node aggregates multiple columns in a separate new column, whose type is a "collection type". The cells in the new column are typed collections of cells; that is, the content can be safely be split into the original column content. The reverse operation is available in the "Split Collection Column" node.

Node details

Input ports
  1. Type: Table
    Any input data
    Any input data
Output ports
  1. Type: Table
    Input data with new collection column
    The input data along with a newly appended collection column.

Extension

The Create Collection Column node is part of this extension:

Related workflows & nodes

  1. dube
    sbl003 > Public > dube
    sbl003
  2. arm_degerlendirme
    hilal > Public > arm_degerlendirme
    hilal
  3. Column filter flow variable
    Life Sciences Flow variable Column Filter
    This workflow snippet illustrates how to filter multiple columns using a flow variable. F…
    knime > Workflow Snippets > Column filter flow variables
    knime
  4. Collection Columns as input for Machine Learning Model
    Collection Column Machine
    +1
    Collection Columns as input for Machine Learning Model
    mlauber71 > Forum > 2022 > kn_forum_45650_ml_model_colection_column
    mlauber71
  5. Challenge 32 Change Structure of an Excel File
    kwatari > Public > Challenge 32 Change Structure of an Excel File
    kwatari
  6. Working With Collections - Collection creation and conversion
    ETL Collections Column Aggregator
    The goal of the workflow is to demonstrate the creation and working with collection cells…
    knime > Examples > 02_ETL_Data_Manipulation > 02_Aggregations > 01_Working_with_Collection_Creation_and_Conversion
    knime
  7. Flow Variable control of columns in GroupBy
    Grouping Flow Variables Dynamic Control
    +1
    This workflow demonstrates how to use flow variable of Collection type to specify groupin…
    ipazin > Public > 2020_02_19_Flow_Variable_control_of_Columns_in_GroupBy
    ipazin
  8. Customized_Joiner
    kathrin > Forum Questions > Customized_Joiner
    kathrin
  9. Working With Collections - Supported nodes
    ETL Collections Set Finder
    The goal of the workflow is to demonstrate the creation and working with collection cells…
    knime > Examples > 02_ETL_Data_Manipulation > 02_Aggregations > 02_Working_with_Collection_Supported_Nodes
    knime
  10. KNIME_project1
    sbl003 > Public > KNIME_project1
    sbl003