I guess I should ask is there a reason you found to suggest you cant do it; As this is part of core architecture for supporting some requirements for Data Guard and streams , I dont see why it wouldnt be ok on any platform and any realease from 9.2.xx onwards. Cheers Peter ________________________________ From: Anurag Verma [mailto:anuragdba@xxxxxxxxx] Sent: Friday, 27 July 2007 10:05 AM To: ORACLE-L Subject: A question on supplemental logging on 10.2.0.3 RAC Hi All, A question on supplemental logging. Can we enable the supplemental logging on table level ? My database is 10.2.0.3 RAC on Sun Solaris 9 (64 bit). Thanks in advance, Anurag Verma, Database Administrator ERCOT(Electric Reliability Council of Texas), Texas 76574