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cardinality estimation
cardinality estimation

SQL Server. Statistics, cardinality estimation and some thoughts about my previous post

Hi Guys, I would say a big thanks to Jeff Moden who have commented my previous post SQL Server, statistics, performance and the Ascending key probl…

Inside the SQL Server Query Optimizer - part 3 Cardinality estimation

Hi guys! After the simplification phase discussed in the last article, today we will speak about another fundamental step called Cardinality Estimat…