The scenario is using DataPump to refresh a PDB that has compression from a PDB that does not have compression. The issue is implementing...

Exadata tools like dbaascli and exadbcpatchmulti are very handy and time saving. However when they don't work it can be frustrating and...

Getting training directly from Oracle has always been costly and at least slightly confusing. All of that recently changed. Oracle is...

Normal disclaimers, use at own risk, this is from my own research and not endorsed or supported by anyone. These are the main metrics...

-- Over view Active Data Guard Technical Overview – Physical Standby 1) Prepare static listeners and TNS entries specific for Data...

28000: the account is locked 28001 - Account expired 28150 - proxy not authorized to connect as client 2002 - WAIT_FAILURE_SERVER 4021 -...