Here we would like to draw your attention to /SAPSRM/TREX_INDEX_S transaction code in SAP. As we know it is being used in the SAP SRM(Supplier Relationship Management) module. /SAPSRM/TREX_INDEX_S is a transaction code used for Generated for SU22 in SAP.
It comes under the package /SAPSRM/PDO_SO_SEARCH.
Transaction /SAPSRM/TREX_INDEX_S technical data table
|Purpose||Generated for SU22|