Patching Oracle Applications R12

So today we had a Virtual-DBA client ask us to help them patch their Oracle Financials R12 for a bug they were having a problem with. So I thought I would share with you the process we used to patch their server. They had sent me the patch number that Oracle support...

Bad Application Architecture Limits Tuning Ability

We have a client who needs to run monthly reports from their financial application.  When we first started working for them, the monthly report took nearly a week to complete.  We noticed a huge amount of logfile waits and did the classic tuning task of...

ORA-01502 Unusable Indexes

Encountering the ORA-01502 error due to unusable indexes in Oracle can be challenging.  A client called with an issue running a script from a 3rd party vendor. He was getting Oracle error ORA-01502 while running the supplied script. The ORA-01502 is basically stating...

Oracle Database Corruption ORA-00600

The other day our monitoring system had thrown a couple of alerts for a client. It was reporting there were errors in the client’s alertlog. I logged in and checked the alertlog and sure enough there were multiple dreadred ORA-00600 errors being reported in the...

Failed Oracle Backup via Expdp

Recently I received a call concerning failing backup jobs being taken via Expdp. I logged in to our Virtual-DBA client’s site and immediately checked the alertlog for errors. The below errors were found in the alertlog. Exporting orcl on DBHOST01 Sun Dec 16...