Join Estimation using Histogram Coarse Alignment

Published On: November 20, 2018

Categories: SQL Server, Optimizer, Statistics 0

Paul White dives into histograms and explains how the optimizer uses coarse alignment for cardinality estimates.

Continue reading... 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."