Microsoft confirms recent Windows updates cause SQL Server performance and stability issues. An emergency fix is coming.

The problem is that after the October 13 (KB5126646) update, connections created by SQL Server linked server queries might remain open. According to Microsoft, "As additional queries are performed, ...

Microsoft has confirmed that Windows updates released since the October 2026 Patch Tuesday are causing SQL Server performance and stability issues.

The issue affects Windows client and server systems. Microsoft says it plans to release an out-of-band update in the next few ...

Microsoft’s November Patch Tuesday update is throwing a 0x80041008 error and breaking Windows activation for some users. Here ...

Explore server-side performance optimization with profiling, slow query analysis, caching and concurrency fixes for faster ...

On November 10, 2026, a monthly security update was released for 'Microsoft SQL Server,' which is widely used as a database for internal systems and core business operations, containing an extremely ...

After Windows updates released October 13, 2026 (KB5126653), and later are installed on server devices, connections created by SQL Server linked server queries might remain open after the queries ...

New features show the cost of every query, let teams set spending budgets, and mirror the access rules customers ...

The TriggerI am continuing a personal challenge to find one piece of overseas AI news, OSS, or research paper every day, ...