to find common or distinct rows coreutils gawk '$out_file1' ]]> operation_3695 .. class:: infomark **TIP:** If your data is not TAB delimited, use *Text Manipulation->Convert* ----- **Syntax** This tool finds lines in one dataset that HAVE or DO NOT HAVE a common field with another dataset. ----- **Example** If this is **First dataset**:: chr1 10 20 geneA chr1 50 80 geneB chr5 10 40 geneL and this is **Second dataset**:: geneA tumor-suppressor geneB Foxp2 geneC Gnas1 geneE INK4a Finding lines of the **First dataset** whose 4th column matches the 1st column of the **Second dataset** yields:: chr1 10 20 geneA chr1 50 80 geneB Conversely, using option **Non Matching rows of First dataset** on the same fields will yield:: chr5 10 40 geneL