SQL Server Performance Tuning: Diagnostic and Troubleshooting Techniques

Slow databases can stall applications and disrupt user experiences. To keep your SQL Server running at peak efficiency, you need to know how to actively identify, diagnose, and resolve underlying performance bottlenecks. This course guides you through the transition from basic database administration to practical performance troubleshooting. You will learn how to analyze server health, optimize storage structures, and implement proven tuning strategies to keep your queries running fast. What you'll learn: - Analyze index health to resolve fragmentation, page splitting, and design inefficiencies - Configure and optimize critical system resources, including tempdb sizing and database allocation - Leverage Dynamic Management Views (DMVs) and Extended Events to monitor real-time server activity - Identify and resolve stored procedure recompilation issues to conserve CPU resources - Utilize Query Store to track execution plan changes and quickly detect performance regressions - Diagnose memory, CPU, and I/O bottlenecks using system performance tools Beginning with foundational diagnostic concepts and key terminology, the course guides you through practical troubleshooting scenarios. You will read detailed technical explanations, study real-world diagnostic scripts, and learn step-by-step resolution workflows. This course is designed for database professionals and developers who have a basic understanding of SQL Server and want to build practical, real-world troubleshooting skills. No advanced performance tuning experience is required. Start optimizing your database environment today.