Optimized Locking in SQL Server 2025
Learn about Optimized Locking in the latest versions of SQL Server and Azure SQL Database.
2026-10-02
3,329 reads
blocking
Optimized Locking in SQL Server 2025: Fewer Locks, Less Blocking, and the Cases It Cannot Fix
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
3,106 reads
Lock Scenarios Using sys.dm_tran_locks
Learn about the impact of locking and blocking in sessions through some demonstrations of different types of actions.
2020-06-11
8,424 reads
Blogs
Are Blogs Still Relevant? - T-SQL Tuesday #204
By alevyinroc
T-SQL Tuesday is a monthly blog party hosted by a different community member each...
How I Built RAG for My Accounting App on Bedrock and pgvector
The first version of my accounting assistant could not find a single purchase of...
Why AI isn’t paying off yet, and what to invest in first
Why isn’t AI paying off yet? Drawing on lessons from digital transformation, Joyful Craftsmen...
Forums
Pay for Performance
Comments posted to this topic are about the item Pay for Performance, which is...
Layanan BCA KCU JOMBANG Hub/Wa. 0817-819-444
WhatsApp:0817819444 Jl. KH. Wahid Hasyim No.20, Jombang, Kec. Jombang, Kabupaten Jombang, Jawa Timur 61415
Layanan BCA KCP Pemalang Hub/Wa. 0817-819-444
WhatsApp:0817819444 Jl. Jend. Sudirman No.6, Mulyoharjo, Kec. Pemalang, Kabupaten Pemalang, Jawa Tengah 52313
Question of the Day
Too Many Choices
I have a table, dbo.MasterBrands, with this data:
BrandID OfficialName 1 Samsung 2 Apple 3 Microsoft 4 Adidas 5 Coca-ColaI run this query. What is returned for Coca-Cola?
SELECT CHOOSE(BrandID, 'Conglomerate', 'Tech and Design', 'Desktop', 'Apparel') FROM dbo.MasterBrands;See possible answers