• Silent ORA-904 on MERGE « Timur Akhmadeev's blog
  Silent ORA-904 on MERGE From time to time looking at the tkprof’ed SQL traces I see this message: The following statement encountered a error during parse: SELECT 1 FROM DUAL WHERE some_predicate_here Error encountered: ORA-00904
  in Oracle > DB 11g with encountered merge message ora-00904 ora-904 tkprof trace traces

ora-904 from all users