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

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 releases cumulative updates for SQL Server 2025 and SQL Server 2022 environments. Updates improve database reliability, query processing, performance and operational stability for ...

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 ...

Today, Microsoft announced the preview of SQL Server 2025, the successor to the popular SQL Server 2022, which was released in 2022. With SQL Server 2025, Microsoft is targeting AI apps both ...