I think it was already pretty much proven by Ilmar Kerm in an earlier post: //www.freelists.org/post/oracle-l/Oracle-XE-Corruption,12 Regards, Brandon From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Jared Still This would seem to validate the statement in the docs that 'REBUILD' does read the old index rather than table data. Someone care to test this? ________________________________ Privileged/Confidential Information may be contained in this message or attachments hereto. Please advise immediately if you or your employer do not consent to Internet email for messages of this kind. Opinions, conclusions and other information in this message that do not relate to the official business of this company shall be understood as neither given nor endorsed by it.