> Can a 9i client access a 11g database? Still looking for the > compatibility list on OTN Not there, but on MOS, it's article 207303.1. You need to get more specific on the version numbers if you want to look at compatibility. If I were you, I wouldn't trust 9iR1 or 9iR2 to talk to 11gR1 or 11gR2, but that's just me... HTH. GL! Rich -- //www.freelists.org/webpage/oracle-l