Identify and fix causes of poor performance. You will learn Query Store, adaptive execution plans, and automated tuning on the Microsoft Azure SQL Database platform. Anyone responsible for writing or creating T-SQL queries will find valuable the insight into bottlenecks, including how to recognize them and eliminate them.
This book covers the latest in performance optimization features and techniques and is current with SQL Server 2017. If your queries are not running fast enough and you’re tired of phone calls from frustrated users, then this book is the answer to your performance problems.
SQL Server 2017 Query Performance Tuning is about more than quick tips and fixes. You’ll learn to be proactive in establishing performance baselines using tools such as Performance Monitor and Extended Events. You’ll recognize bottlenecks and defuse them before the phone rings. You’ll learn some quick solutions too, but emphasis is on designing for performance and getting it right. The goal is to head off trouble before it occurs.
What You’ll Learn
- Use Query Store to understand and easily change query performance
- Recognize and eliminate bottlenecks leading to slow performance
- Deploy quick fixes when needed, following up with long-term solutions
- Implement best practices in T-SQL to minimize performance risk
- Design in the performance that you need through careful query and index design
- Utilize the latest performance optimization features in SQL Server 2017
- Protect query performance during upgrades to the newer versions of SQL Server
Who This Book Is For
Developers and database administrators with responsibility for application performance in SQL Server environments. Anyone responsible for writing or creating T-SQL queries will find valuable the insight into bottlenecks, including how to recognize them and eliminate them.
Mục lục
1. SQL Query Performance Tuning.- 2. Memory Performance Analysis.- 3. Disk Performance Analysis.- 4. CPU Performance Analysis.- 5. Creating a Baseline.-6. Query Performance Metrics.- 7. Analyzing Query Performance.-8. Index Architecture and Behavior.-9. Index Analysis.- 10. Database Engine Tuning Advisor.- 11. Query Store.- 12. Key Lookups and Solutions.-13. Statistics, Data Distribution, and Cardinality.- 14. Index Fragmentation.- 15. Execution Plan Generation.- 16. Execution Plan Cache Behavior.- 17. Parameter Sniffing.- 18. Query Recompilation.- 19. Query Design Analysis.- 20. Reduce Query Resource Use.- 21. Blocking and Blocked Processes.- 22. Causes and Solutions for Deadlocks.- 23. Row-By-Row Processing.- 24. Memory-Optimized OLTP Tables and Procedures.- 25. Automated Tuning in Azure SQL Database and SQL Server.- 26. Database Performance Testing.- 27. Database Workload Optimization.- 28. SQL Server Optimization Checklist.
Giới thiệu về tác giả
Grant Fritchey, Microsoft Data Platform MVP, has more than 20 years of experience in IT. That time was spent in technical support, development, and database administration. He currently works as Product Evangelist at Red Gate Software. Grant writes articles for publication at SQL Server Central and Simple-Talk. He has published books, including
SQL Server Execution Plans and
SQL Server 2012 Query Performance Tuning (Apress). He has written chapters for
Beginning SQL Server 2012 Administration (Apress)
, SQL Server Team-based Development, SQL Server MVP Deep Dives Volume 2, Pro SQL Server 2012 Practices (Apress)
, and
Expert Performance Indexing in SQL Server (Apress). Grant currently serves as President on the Board of Directors of the PASS organization, the leading source of educational content and training on the Microsoft Data Platform.
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