Here we would like to draw your attention to DB34 transaction code in SAP. As we know it is being used in the SAP BC-DB (Database Interface, Database Platforms in Basis) component which is coming under BC module (BASIS).DB34 is a transaction code used for Dbspace extension (IFMX) in SAP.
It comes under the package SINFMONI.When we execute this transaction code, RSINF_DBSPACE_EXT is the normal standard SAP program that is being executed in background.
Transaction DB34 technical data table
|Purpose||Dbspace extension (IFMX)|