mmuehlbeyer.hashnode.devupgrade your database to 26ai using autoupgradeAs we know the non multi-tenant option is desupported Doc link in Oracle 26ai and so we have to switch to multinenant architecture when upgrading to 26ai. in Oracle 26ai and so we have to switch to multinenant architecture when upgrading to 26ai. In ...Feb 16·5 min read
mmuehlbeyer.hashnode.devPatch your database with autoupgradeWith the help of autoupgrade you could easily patch you're current database to the latest available patch by using a 2-step approach Let's dive directly into it Assume we have installed Oracle database 19c no patches, base version 19.19 (as we're run...Feb 3·4 min read
mmuehlbeyer.hashnode.devInstall a new Oracle Home for Oracle AI database 26aiI’ve used the spare time during the holidays to play around with Oracles AutoUpgrade utility and created a small guide how to install a new Oracle AI database 26ai with autoupgrade. Prerequisites install autoupgrade personally I tend to have a separa...Jan 5·3 min read
mmuehlbeyer.hashnode.devStep-by-Step Guide to Migrating Kafka Cluster from Zookeeper to KRaftThe latest Apache Kafka version 3.9. which supports Zookeeper was released in November 2024. The community provides around one year of support for Apache Kafka minor releases. So if you’re running on Apache Kafka 3.9 it’s highly recommend to plan a m...Oct 13, 2025·3 min read
mmuehlbeyer.hashnode.devS3 Credentials on AWS RDS Custom for SQLNot a big post, just something around the topic “Today I learned” If you’d like to restore a backup piece located on a S3 bucket to your RDS Custom for SQL on AWS you need to create a credential first. This should be in the following format: CREATE C...Sep 24, 2025·2 min read