Here we will talk about one of the model assumptions, that was changed in the new estimation mechanism in SQL Server 2014 – Join Containment Assumption.| SQL Shack - articles about database auditing, server performance, data recove...
In this blog post, we are going to talk about another cardinality estimation model enhancement in SQL Server 2014 – Overpopulated Primary Key (OPK).| SQL Shack - articles about database auditing, server performance, data recove...
In this blog post, we are going to look at the new feature in SQL Server 2017 – scalar subquery simplification (CollapseIdenticalScalarSubquery).| SQL Shack - articles about database auditing, server performance, data recove...