not included

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

Posted on September 8, 2026 by Optimizer Patch Recommendation 3

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?

Photo by Priscilla Du Preez 🇨🇦 on Unsplash

Inclusion criteria

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

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OCW25 – Pre-Event Training: Mastering Oracle 23ai Upgrades

Posted on July 15, 2025 by OCW OOW Workshop 0

OCW 2025 - Banner

Time flies so quickly. Soon we’ll get together again in Las Vegas for Oracle Cloud World 2025. This year, it will be in October where hopefully it’s a few degrees colder (or less hot) than in early September last year. And as in the past years, we’ll do at OCW25 – Pre-Event Training: Mastering Oracle 23ai Upgrades.

Will our pre-event training be different this year?

Of course, we won’t do the same training as we did in 2024. It will be a different training set with plenty of different exercises. …

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Oracle Optimizer Statistics Advisor in Oracle 19c

Posted on February 28, 2023 by Flaws and Pitfalls Optimizer Patch Recommendation 22

Christian Pfundtner pointed me to the fact that my old blog post about the Statistics Advisor from 2017 may not be up to date anymore. And he further pointed out that some of his clients still suffer from issues with the tool. Hence, let me refresh the topic with Oracle Optimizer Statistics Advisor in Oracle 19c. And thanks to Christian for the pointers.

 

Overview

At first, I won’t rewrite the entire blog post but instead focus on recent findings. Therefore, you may please want to read my previous blog post about the …

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Mike Dietrich
Oracle Vice President of Product Management and Development for Database Upgrade, Cloud Migrations and Patching writing just another blog.

Opinions certainly are my own as is this page.

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