CSPU

Why is the fix for bug nnn not included in any RU?

Christian asked this question today. Specifically, in his case for Bug 26749785 – PERF_DIAG: NEED TO HAVE MORE CONTROL IN DICTIONARY FOR AUTO_STATS_ADVISOR_TASK. Several of his customers suffer from this issue, and they repeatedly need to ask for backports or merge patches. I have seen this several times as well. Anyway, he is not only one who asked: Why is the fix for bug nnn not included in any RU?

Why is the fix for bug nnn not included in any RU?

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Inclusion criteria

In order to be able to include a bug fix into an MRP, CSPU or RU, it has to be …

How to rollback an MRP

You know, I am not a fan of in-place patching. Actually, I think everyone should always patch out-of-place. But I know that for instance EBS with a 19c database requires in-place patching, and out-of-place will be supported only with 26ai for EBS. Therefore, in relation to an exercise I did over the weekend, let me share how to rollback an MRP.

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What is an MRP?

Very briefly, it stands for Monthly Recommended Patch – thus MRP. And it co-exists with CSPUs. I described the difference here. Read more if you are interested.

CPU, CSPU,

More clarifications on RUs, MRPs and CSPUs

Posted on August 24, 2026 by Mike.Dietrich Patch Recommendation 4

There are questions coming in from time to time, and I see that not everything can be always covered in an FAQ document. But we try our best. And sometimes, there are questions even I need to think twice before I answer. Here is the newest for More clarifications on RUs, MRPs and CSPUs.

More clarifications on RUs, MRPs and CSPUs

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What do you need to read before?

Don’t even read further if you haven’t read already:

The latter MOS FAQ is incredibly …

Long-Term Release Updates are paused

Posted on July 17, 2026 by Mike.Dietrich Oracle Database 19c Patch Recommendation Release Schedule 2

Since several customers asked me about it, I realized that I have never blogged about LTRUs – and as of now, Long-Term Release Updates are paused. Let me explain what the concept meant, where you can find information about it and what it would mean in your environment.

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Long-Term Release Update

The idea is smart for those customers who can’t move forward on Release Updates (RU) as quickly as we recommend it. Which means: apply them quarterly. Long-Term Release Updates (LTRU) seemed to be a good approach. You take an LTRU, and then we …

AutoUpgrade Patching – From Zero to Hero – Part 4: Download Examples

Posted on July 9, 2026 by Mike.Dietrich AutoUpgrade Oracle AI Database 26ai Oracle Database 19c Patch Recommendation 7

Let me take off into the 4th part of this blog post series: AutoUpgrade Patching – From Zero to Hero – Part 4: Download Examples. I’d like to show you some of the most common examples and use cases we came across. And of course, I will add some additional (and hopefully useful) information on top.

AutoUpgrade Patching – From Zero to Hero – Part 4: Download Examples

The patch parameter

At first, in my previous blog post I used patch1.patch=RECOMMENDED (by the way, upper/lowercase does not matter). But I didn’t explain the whole extent and possibilities of the patch parameter to you.

Here’s a list of the most important parameter …

CSPU

Why is the fix for bug nnn not included in any RU?

Inclusion criteria

How to rollback an MRP

What is an MRP?

More clarifications on RUs, MRPs and CSPUs

What do you need to read before?

Long-Term Release Updates are paused

Long-Term Release Update

AutoUpgrade Patching – From Zero to Hero – Part 4: Download Examples

The patch parameter

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