Itzik Ben-Gan : Optimizer Thresholds : Grouping & Aggregating, Part 1

SQLPerformance.com

Published On: April 11, 2018

Categories: Execution Plans, T SQL, Optimizer 0

For his first post on SQLPerformance.com, Itzik Ben-Gan shows you how to reverse engineer optimizer costing for a Stream Aggregate operator.

Continue reading...

SQLPerformance.com is about providing innovative and practical solutions for improving SQL Server performance. Whether you are running a 3rd party application database where very little can be changed, or you are a DBA at a site where getting the application developers to change anything is next to impossible, industry experts including Paul Randal, Jonathan Kehayias, Erin Stellato and Paul White will cover both the "how" and the "why."


Comments