I have the following SQL Statement but am getting and ORA-00904 Invalid Column Error. What Could I be doing wrong?
SELECT Launch.oc_session_id FROM pt_client_eventdetails launch, pt_client_eventdetails logout WHERE a.pc_session_user_name = 'tsokol' and (logout.pc_event_op = 'LAUNCH' and logout.pc_event_op <> 'LOGOUT' and logout.pc_event_op <> 'SOLUTION_VIEWED') and launch.pc_session_id = logout.pc_session_id -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Lance Prais INET: [EMAIL PROTECTED] Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051 San Diego, California -- Public Internet access / Mailing Lists -------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
