21c

GoldenGate DB2 z/OS upgrade checklist

Upgrading GoldenGate when the source is DB2 for z/OS is not quite the same exercise as upgrading a GoldenGate installation for Oracle. Most of what I described in my generic blogs about planning a GoldenGate(…)

GoldenGate: Regenerate NGINX reverse proxy after deployment changes

Configuring an NGINX reverse proxy for GoldenGate is well documented by Oracle, but what is not is the implication of adding or removing deployments. In fact, when modifying your GoldenGate deployments, you will have to(…)

Troubleshooting Oracle Data Guard

Troubleshooting Oracle Data Guard when your standby database has errors or is not in sync(…)

Easy PDB migration with ODA and DB Systems

Introduction Oracle 23c is not yet available on Oracle Database Appliance (ODA), but it should be ready in 2024. As 23c is the next Long Term release, 19c databases will probably migrate to 23c in the coming years. If(…)

Migration with Multitenant: how easy it is!

Introduction On Oracle Database, Multitenant feature will be turning 9 in July, but it’s not yet widely deployed as most of the databases are still running on non-CDB architecture. With 19c, Multitenant is now mature and free if you(…)

Statspack with Oracle Database 19c and Multitenant

Introduction When it comes to performance analysis on Oracle databases, everybody think about Diagnostic Pack. This is a very complete tool and it brings much more metrics than a DBA can analyze. But there is a big drawback with this(…)