ORA-00257: Archiver Error – Connect Internal Only, Until Freed (Oracle DBA Fix Guide)
It’s late in the day, your production database starts throwing errors, and your application logs fill up with this message: ...
Tag: Database Administration
ORA-15041: Diskgroup Space Usage Too High – How to Resolve ASM Storage Alerts (Real Oracle DBA Guide)
ORA-15041: Diskgroup Space Usage Too High is one of those Oracle ASM alerts that catches DBAs off guard — often ...
ORA-00060: Deadlock Detected While Waiting for Resource – How to Identify and Fix It Like a Pro
You’re in the middle of a busy day, users start calling — “our app froze”, “transactions failed”, or “we’re seeing ...
Oracle 19c Client Patching Upgrade: Step-by-Step Guide to Updating from 19.3.0 to 19.29
Keeping your Oracle environment up to date is a critical part of every database administrator’s (DBA) maintenance routine. Regular patching ...
Applying Oracle Database 19.29 Release Update (RU) on Red Hat Linux
Keeping an Oracle Database environment up to date is crucial for maintaining performance, stability, and security. Oracle’s Release Updates (RU) ...
Installing Oracle Database 26AI on Red Hat Enterprise Linux 9
Oracle Database 26AI introduces next-generation autonomous and AI-assisted database capabilities. Installing it on Red Hat Enterprise Linux 9 gives you ...
Create Oracle Data Guard Broker Configuration: Step-by-Step Guide for DBAs
If you're looking to create Oracle Data Guard Broker Configuration, this step-by-step guide will walk you through everything you need—from ...
