Technical Article

SQL Server Index Statistics

Are your index statistics up to date? The SQL Server database engine uses statistics to determine which execution plan to use when a query is compiled. Index statistics are used to help the SQL Server engine determine the cardinality of different column values in a SQL Server table. If you want to give SQL Server a fighting chance at picking an optimal execution plan then you need to make sure you maintain your index statistics.

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Question of the Day

Squared Values

What happens when I run this code in SQL Server 2022?

SELECT SQUARE('12')

See possible answers