hi Rich, please correct me, if understood wrongly. you have a database that is 11.x and you want to connect to this database using any 10g client.. you can..to connect to our 9i, 10g and 11g databases I use sometimes 9i, 10g clients..which are installed in my desktops without any issues.. thanks..subodh On 31 March 2011 22:03, 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 > > > -- ============================== DO NOT FORGET TO SMILE TODAY ==============================