I have used on Solaris without a problem via DB Links in my 10.1.0.5 database to 11.2 DBs without any issues. Still would recommend to use 11.2 client if you can though. ~ jamey ----------------------------------- Jamey Johnston Rich Jesse <rjoralist2@xxxxxxxxxxxxxxxxxxxxx> wrote: >Howdy, > >I'm starting an ERP DB upgrade from 10.1.0.5 to 11.2. One of my concerns is >possible compatibility issues for the apps being able to use a new 11.2 >client, which may or may not be certified for the various programmatic arms >of our ERP. > >So I'm considering an option to leave all/some of the clients at v10.1.0.5. >Is anyone using this config? Any issues? The interoperability matrix (MOS >207303.1) doesn't list anything specific as far as I can tell. > >There is no version-specific SQL we're using, but we do use multibyte NCHAR >columns instead of CHAR/VARCHAR2, if that matters (NLS AL16UTF16). > >TIA! >rich > >-- >//www.freelists.org/webpage/oracle-l > >