CHAPTER 22

image

Query Performance Tuning

by Jason Brimhall

SQL Server query performance tuning and optimization requires a multilayered approach. The following are a few key factors that impact SQL Server query performance:

  • Database design: Probably one of the most important factors influencing both query performance and data integrity, design decisions impact both read and modification performance. Standard designs include OLTP-normalized databases, which focus on data integrity, removal of redundancy, and the establishment of relationships between multiple entities. This is a design most appropriate for quick transaction processing. You’ll usually ...

Get SQL Server T-SQL Recipes, Fourth Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.