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

Hard SQL interview questions test the advanced problem solving skills expected in many medium and senior level data analyst roles. The first challenge uses ROW NUMBER with PARTITION BY, a subquery, ...