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There are two types of researchers. Those who have done something and those who haven't. The latter will say there are 143 ways to do something, and the former will say 142 of them don't work. - Quote from a System V researcher

Thursday, June 26, 2014

Recreating Dataguard Broker Configuration After ORA-16816: Incorrect Database Role

Following a failed switchover using dataguard broker the database role information was in a inconsistent state. DGMGRL> show configurati...

Tuesday, June 24, 2014

ORA-30012: undo tablespace does not exist or of wrong type

The following error message was observed on the alert logs of all but one instance trying to start them after a switchover using dataguard b...

Friday, June 6, 2014

Skipping Tablespace During Backup and Recovery

Oracle provides skip and exclude options to keep a tablespace(s) out of a full database backup. However when the restore happens this excl...

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