Category Archives: Backup & Recovery

Benefits and consequences of the NOLOGGING option

I still find confusion out there about the LOGGING and NOLOGGING clauses when performing DML and DDL operations, the reality is that the NOLOGGING clause will work only on particular conditions, but all regular inserts,updates and deletes will still log … Continue reading

Posted in Backup & Recovery, Oracle Server, SQL | Tagged , , , , , , , | 9 Comments

expdp error: 31623 and ORA-12805 in cluster

I was getting an error with expdp in our cluster running on Red-Hat UDE-00008: operation generated ORACLE error 31623 ORA-31623: a job is not attached to this session via the specified handle ORA-06512: at “SYS.DBMS_DATAPUMP”, line 2772 ORA-06512: at … Continue reading

Posted in Backup & Recovery, Linux/Unix, Oracle Server | Tagged , , , | 1 Comment