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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 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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The power of SMT data and how we put together Index changes report.
by Michal Tinthofer on 10/09/2021

There are usually multiple ways how to provide a view of a set of data as a report, involving decisions like; keep it easy to read, interpret the relationships between multiple figures in the correct way and to show user as much information as possible at

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SMT 00.5.32 Released!
by Michal Tinthofer on 31/08/2017

After some time, we have finally released big set of changes and fixes for currently known issues. Most visible is new Waiting Task report for operational analysis, added timeline button for Index Usage & recommendation, new functionality to search for an

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