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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

Live Query Tuning
by Michal Kovaľ on 05/09/2024

During last SQL Server Bootcamp 2024 in Brno - our colleague Jan Repka presented a live query tuning session.

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SMT 1.9 is ready
by Jiri Dolezalek on 12/05/2023

What to expect from new SMT version?

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When SQL Server 2022 Talks Too Much to Windows: Solving the PREEMPTIVE_OS_QUERYREGISTRY Mystery
by Michal Kovaľ on 28/05/2026

You open your performance analytics tool to check the top wait types, expecting the usual suspects like PAGEIOLATCH or CXPACKET. Instead, staring back at you is a strange, rarely seen wait type: PREEMPTIVE_OS_QUERYREGISTRY.

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