List To Set

This nodes converts any List collection cells in selected columns to Set collection cells. List collections have a defined order, and may contain duplicates. Sets do not necessarily have a defined order, but may not contain duplicates.

This node was developed by Vernalis Research (Cambridge, UK) . For feedback and more information, please contact


Select List Columns
Select the incoming List column(s) to convert to sets
Sort Set Members
If this option is checked, then the cells will be sorted in ascending order of their comparator, otherwise they will be in order of first occurrence in the list
Fail if no matching columns
Should the node execution fail if there are no matching collection columns?

Input Ports

Incoming data table

Output Ports

The input table with collections converted from Lists to Sets


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