Statistics Used by the Query Optimizer in Microsoft SQL Server 2000

By Bill Graziano on 21 November 2000 | Tags: Performance Tuning


Describes what data is collected, where it is stored, and which commands create, update, and delete statistics about indexes and column data stored in the Microsoft SQL Server 2000 database. These statistics are used by the SQL Server query optimizer to choose the most efficient plan for retrieving data and performing INSERT, SELECT, DELETE or UPDATE queries. It also outlines how SQL Server default statistics creation and maintenance settings can be changed on different levels (index, table, and database).

Link: Statistics Used by the Query Optimizer in Microsoft SQL Server 2000


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