How the SQL Server Database Engine Affects Performance

The SQL Server Database Engine affects system performance primarily via the query optimizer and locks. Learn more.

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SQL Server Lock Escalation

When more than 5,000 locks are taken out on the rows or pages of a particular table within a single T-SQL statement, lock escalation is triggered. Understanding lock escalation can help you in performance tuning.

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SQL Server Locks and Blocks

The performance impact of database locks can be substantial. Learn best practices for detecting and resolving these blocking scenarios quickly.

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