In this blog post I will show how to identify and fix the root cause of a failed Grid Infrastructure upgrade to 23ai and how to complete the upgrade to get the VM Cluster back to the AVAILABLE state.
Continue readingAuthor: Christian Gohmann
ExaCC: Upgrade Grid Infrastructure to 23ai using OCI CLI
In May 2024 Oracle announced the general availability of Oracle 23ai on ExaCC. In this blog post, I will upgrade an existing VM Cluster to 23ai using the OCI CLI.
Continue readingDrop database link in different schema
In this blog post, I will show different ways to drop a private database link of a different schema without connecting to this schema.
Continue readingExaCC: Database Service Events
In April 2022, Oracle released a new feature called Database Service Events for the ExaCC platform. This feature collects telemetry data of VM cluster nodes and sends a notification when a health issue is detected.
Continue readingExaCC: Single instance databases
When a new database is deployed on ExaCC, all nodes of the VM cluster are considered. But sometimes a multi-instance database is not required, for example for DEV or non-business critical databases. In this blog post, I will demonstrate how to handle this requirement with dbaascli.
Continue readingExaCC: Oracle Home deployment fails with DBAAS-60018
In this blog post, I am going to describe a strange error with OPatch while I was trying to deploy a new Oracle Home to one of our VM clusters.
Continue readingExaCC: DSI creation fails because of default patches
Since April 2021, ExaCC supports the creation of Database Software Images (DSI). This feature allows the creation of Golden Images of the Oracle Database software, which can then be provisioned to VM clusters. In this blog post, I will explain one reason why the creation of a new DSI can fail.
Continue readingExaCC: Create VM Cluster Network using OCI CLI
This is the first part of a blog series where I will demonstrate how to create a new VM Cluster in an Exadata Cloud@Clustomer environment using the OCI command-line interface. In the first part, I will create the required VM Cluster Network.
Continue readingUse Oracle Linux 7.9 as WSL distribution
Since the end of January, Oracle Linux 7.9 is officially available as Linux Distribution for the Windows Subsystem for Linux (WSL). This blog post will demonstrate how to install and use it.
Continue readingDatapatch fails with ORA-27476
Today I stumbled about a very strange error while applying a release update to a 19c database. Datapatch fails with an ORA-27476 error. In this blog post, I want to show how to get rid of this error and how to identify objects in the database which may cause it.
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