Hi, We're thinking about defining an insert-intensive table as an IOT. Has anyone tried this? Any strong feelings pro or con? Also, I thought that IOTs used a universal rowid, but references in Metalink state that there is no rowid. Does anyone have any insights to offer? Thanks, Russ Brooks -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Russell Brooks INET: [EMAIL PROTECTED] Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051 San Diego, California -- Public Internet access / Mailing Lists -------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).