An Active Data Guard database is opened, just opened for read only and in managed recover mode. The OP used ADG, so I presumed it was Active Data Guard, as mine is. On Mon, Jun 2, 2014 at 1:09 PM, Jared Still <jkstill@xxxxxxxxx> wrote: > > On Mon, Jun 2, 2014 at 11:03 AM, Adam Musch <ahmusch@xxxxxxxxx> wrote: > >> I recently started tripping that error (11.2.0.3) with a query that was >> using the MATERIALIZE hint. I don't know if queries with common table >> expressions but that materialize without the hint can also cause that error. > > > > CTE's will always fail on queries in when oracle is mounted but not opened. > > Probably the same applies here. > > > > Jared Still > Certifiable Oracle DBA and Part Time Perl Evangelist > Sr Oracle DBA at Pythian > Pythian Blog http://www.pythian.com/blog/author/still/ > Oracle Blog: http://jkstill.blogspot.com > Home Page: http://jaredstill.com > -- Adam Musch ahmusch@xxxxxxxxx