There is a note with CBO bug fixes (including this bug). Things to Consider Before Upgrade to 11.2.0.3 in Relation to Database Performance (Doc ID 1392633.1) There is a a similar not for 11.2.0.2 On Apr 22, 2013, at 1:11 AM, Hemant K Chitale <hemantkchitale@xxxxxxxxx> wrote: > Watch out for Bug 13004894 in 11.2 > Sent from my android phone. > > > -- > //www.freelists.org/webpage/oracle-l > > -- //www.freelists.org/webpage/oracle-l