Here you go: Subject: Client / Server / Interoperability Support Between Different Oracle Versions Doc ID <https://metalink.oracle.com/help/usaeng/Search/search.html#file> : Note:207303.1 Note that the bug I mentioned earlier appears to have been with 10.1 and says it was fixed in the 10.2 client. Regards, Brandon Privileged/Confidential Information may be contained in this message or attachments hereto. Please advise immediately if you or your employer do not consent to Internet email for messages of this kind. Opinions, conclusions and other information in this message that do not relate to the official business of this company shall be understood as neither given nor endorsed by it.