$ 0 0 Check this: http://scn.sap.com/thread/3212775 http://www.sdn.sap.com/irj/scn/go/portal/prtroot/docs/library/uuid/10656222-0ccb-2e10-3391-cc41996ee91d?overridelayout=true http://scn.sap.com/people/swapna.gollakota/blog/2008/01/14/one-stage-stop-to-know-all-about-bw-extractors-part1