Update: this bug seems to be corrected with the latest GoldenGate patch (23.26.2.0.1). If you face this error, try to patch your GoldenGate deployments. Recently, after a successful migration to GoldenGate 26ai, a customer complained that he was seeing a lot of the following error in the ggserr.log file of a GoldenGate deployment (I replaced the names for the purpose…
If you are licensed for the GoldenGate Management Pack, using the Enterprise Manager plug-in for GoldenGate improves monitoring and management of your deployments. And after migrating to the Microservices Architecture, you should definitely update your plug-in and rediscover all targets. Let’s see how to do all that here. In this blog, I will use the latest version of the Enterprise…
GoldenGate logs are a powerful source of information when debugging or analyzing your deployments. However, some of these logs have a rather low retention period in active deployments. They might then not even be useful for debugging if you send them to your dbi consultants or the Oracle support for analysis. So how can you increase GoldenGate log retention ?…
After writing blogs about Default profile updates and a bug affecting profiles in GoldenGate 26ai, I realized it would be a good idea to present a quick way to update all processes at once with the REST API. Because even if you set a new profile as default with the {“isDefault”: true} flag, previously created extracts and replicats will not…
GoldenGate logs are a powerful source of information when troubleshooting or analyzing your deployments. However, there is at least one log file per service in the Microservices Architecture. This means that for a GoldenGate setup with multiple deployments, you can quickly have tens of log files to search for information. In that context, knowing where to look is important, especially…
In GoldenGate, processes have a few options that can be managed to fit your needs. When creating an extract, for instance, you can act on the following parameters: In the web UI, an extract profile can be customized during the third step of an extract creation called Managed Options. Here, you can choose to use the default profile, a user-defined…
As part of a GoldenGate setup automation, changing the Default profile of your extracts and replicats seems like a good start if you don’t want to deal with custom profiles or changing each individual configuration. Unfortunately, there is no easy way to modify an existing profile from the adminclient (there is no alter profile command). The Default profile makes no…
While migrating a GoldenGate classic architecture setup with the migration utility, I recently had the following OGG-12020 error: It is a very cryptic error at first glance, but let’s try to understand what happened. Where does the error come from ? The first step is to understand what is causing the issue. For this, you need to understand how the…
Introduction Patch 19.30 is now available for Oracle Database Appliance series. Let’s find out what’s new and how to apply this patch. What’s new? The real new feature is the possibility to rollback a server component patch done by an odacli update-servercomponents. Until now, in the rare cases you would need to do a rollback, you could only rely on…
This is third part of 26ai migration blog. We will upgrade here 2 node Clusterware with ASM in 19c. We will use newest 23.26.1 GoldImages from oracle support. This tutorial showing main steps how to perform upgrade, its not procedure to upgrade your production environment, please checkout official documentation from oracle and do proper planning and prechecks before you do…
Updated in June 2026, based on the latest version of the client. In this blog, I provide GoldenGate administrators with a fully working, production-ready Python client to efficiently handle GoldenGate REST API calls. From extract creation to user management, it has never been easier to manage and monitor your GoldenGate deployments ! Basic OGGRestAPI Python class In a previous blog…
This tutorial showing simple database upgrade to 26ai using traditional method and autoupgrade tool, For operational databases please properly test and plan your upgrade. https://docs.oracle.com/en/database/oracle/oracle-database/26/fppad/upgrading-oracle-database-software.html This is one from 3 Articles related to 26.1 upgrade: Step 1. Downloading software and preparing Linux Download Base Gold image from Oracle support software from latest Oracle AI Database 26ai (23.26.1) for Linux x86-64…
