Reproduce traditional row-lock accumulation and writer blocking, then see how SQL Server 2025 uses transaction ID locking and Lock After Qualification to improve concurrency—and where hints, isolation levels, and query shapes limit the benefit.
2026-09-23
2,515 reads
See how SQL Server 2025 uses Optional Parameter Plan Optimization to create separate plans for selective and unfiltered searches, how to verify the dispatcher and variants, and when dynamic SQL or recompilation is still the better choice.
2026-09-14
2,349 reads
See how SQL Server's Parameter Sensitive Plan optimization handles skewed parameters, how to verify dispatcher plans, and where PSP still falls short.
2026-09-04
3,553 reads
Learn about a few new features built into SQL Server 2022 that can help improve performance on your workload.
2026-07-08
3,480 reads
Learn how parameter sniffing appeared in a real system and how the issues were solved.
2026-06-29
5,303 reads
This article shows how you can generate embeddings in SQL Server 2025, store them, and use them in your queries.
2026-06-08
3,183 reads
SQL Server 2022 brought powerful new T-SQL functions that eliminate long-standing workarounds. This article walks through five of the most impactful additions — GENERATE_SERIES, GREATEST/LEAST, DATE_BUCKET, the WINDOW clause, and IS NOT DISTINCT FROM — with practical code examples you can use immediately.
2026-05-29
7,138 reads
By Steve Jones
It’s a small change, but a handy one. Flyway Desktop (FWD) now includes the...
By Steve Jones
Software is hard. While I love our Lucid Gravity, I realize that they are...
By James Serra
Making Data AI-Ready, Part 2 (This is the second article in a three-part series...
Hi everyone, I'm hoping some of the longtime SQL Server professionals here might be...
Comments posted to this topic are about the item Checking the Error Log II
Comments posted to this topic are about the item Parameter Sniffing on SQL Server...
What is the reason I should change my old code that uses xp_readerrorlog?
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