I talked a few posts ago about Automatic Sample Sizes for Statistics Updates. From SQL 2016 CU4 we've been able to override that. You can manually update a statistics...
2021-03-11 (first published: 2021-03-09)
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Looking at how SQL Server samples your data when doing auto-stats updates. Part of a series on understanding statistics, to help you achieve optimal performance of your queries on...
2021-03-02 (first published: 2021-02-24)
334 reads
If you work in the world of SQL Server you’ve almost certainly heard of dbatools. For those who haven’t, it’s an open source PowerShell module for automating literally hundreds...
2021-04-20 (first published: 2021-02-15)
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For most of us in the Northern Hemisphere the clocks go foward next month and we get to look forward to longer, sunnier evenings. This post is a reminder...
2021-02-17 (first published: 2021-02-10)
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Statistics are vitally important in allowing SQL Server to find the most efficient way to execute your queries. In this post we learn more about them, what they are...
2021-03-24 (first published: 2021-02-01)
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When you don't have statistics, what does SQL use to calculate the estimated number of rows?
2021-02-04 (first published: 2021-01-26)
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Statistics objects are important for allowing the SQL Server Optimizer to make good estimates and form efficient execution plans. Related to that it's useful for us to understand when...
2021-01-25 (first published: 2021-01-18)
486 reads