0 ×

Test Data Generator

Test-Node extension for KNIME Workbench version 4.2.0.v202006171549 by KNIME AG, Zurich, Switzerland

Creates a data table with all common data types. It creates for each data type extreme values for testing of writer/reader or visualization nodes.


The version of the node. Newer versions usually add additional columns.
Total no of rows
The total number of rows to create
No of list items
The number of items the collection columns should contain
Maximum no of set items
The given number is the maximum number of items a set may contain.
Maximum string length
The given number is the maximum length for the generated strings.
Number of all missing rows
The number of rows to append to the end of the table that with a missing cell in all columns.

Output Ports

Test data table.

Best Friends (Incoming)

Best Friends (Outgoing)



To use this node in KNIME, install KNIME Testing Framework from the following update site:


A zipped version of the software site can be downloaded here. Read our FAQs to get instructions about how to install nodes from a zipped update site.

Wait a sec! You want to explore and install nodes even faster? We highly recommend our NodePit for KNIME extension for your KNIME Analytics Platform.


You want to see the source code for this node? Click the following button and we’ll use our super-powers to find it for you.