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Few days ago I have noticed that there will be a change (again) in certification paths for next generation of SQL servers. So I would like to recommend some thoughts about this from Microsoft Certified Masters (MCM) of Brent Ozar PLF Company.

More tips and tricks

When One Configuration Change Saves Your CPU
by Michal Kovaľ on 10/04/2026

When investigating performance degradation in SQL Server, we often look at missing indexes, outdated statistics, or bloated execution plans. However, sometimes the root cause lives entirely outside the database engine...

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SMT 1.11 It just runs faster and has more information!
by Michal Tinthofer on 23/05/2024

Today, we have prepared another release of SMT 1.11.0 for you. It is rather significant, and it should be since we haven’t had a big one since last summer. So take your time, sit down, and let’s go through the news in SMT.

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The Symmetry of Performance: Solving CPU Wait Spikes by Disabling Soft-NUMA
by Michal Kovaľ on 17/02/2026

In high-performance SQL Server environments, how you "slice" your CPU resources is just as important as how many cores you have. We recently tackled a case where a customer was plagued by high SOS_SCHEDULER_YIELD and CXPACKET waits.

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