Goodways IT Team

Based on the information provided, I confirmed that an unhandled exception error message occurred when executing the asmca command on the AIX operating system. This...

This article demystifies Oracle's core background processes. From the perspective of a seasoned DBA, we will explore the distinct roles of DBWn, LGWR, SMON, and...

The current system is a coexistence system of 12c and 19c. The cluster is 19C, DBs are 19c+12c. The software is under different users: 19c...

This article tackles a core pain point for many DBAs: the confusion surrounding SGA and PGA tuning, which often leads to wasted resources or critical...

After the original primary issued alter database switchover to escfsdb;, the new primary started normally. The new standby (original primary) started MRP and reported the...

This article aims to thoroughly clarify the two most core and easily confused concepts in Oracle: Instance and Database. Using vivid analogies and practical examples,...