no, they don't -- stored outlines are based on the mechanism of hints, and hints kick in the CBO ... Cheers, Lex. -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx]On Behalf Of Paula Winkler Sent: donderdag 18 maart 2004 16:08 To: oracle-l@xxxxxxxxxxxxx Subject: Stored Outlines and Optimizer Mode Hi listers, I've used stored outlines with CBO. Do you know if stored outlines work with RBO? The database is Oracle8i. Thank you in advance for your help! - Paula W. Do you Yahoo!? Yahoo! Mail - More reliable, more storage, less spam