Compare Two Tables – KNIME Community Hub

This workflow compares 2 tables with same structure meaning they have same number of columns and matching columns have same names and types. Comparison is done in a loop using Column Comparator node. In each loop iteration two columns are compared and and additional column with values TRUE or FALSE is created.

This is a companion discussion topic for the original entry at

If we have 3 tables/sheets to be compared, what changes would be required in the above workflow?

Table 3 Column 1 can be either compared to column 1 of Table1 or Column #1 of Table 2.

@ipazin Could you help me here

Hello @itsjasmeet,

give Table Difference Finder node a try. At the time I was building this workflow this node did not exist.

Welcome to KNIME Community!


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