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Technical Article

Social Networking in the SQL Server Community

Like many SQL Server (and other technology) people, I utilize several social networking vehicles to stay in touch with others in the SQL community. Some of those who don’t use Facebook and Twitter (among others) have expressed skepticism of the real value of social networking. Does it work? Does it provide any value beyond entertainment? Can it actually help your career? I believe the answer to all of these queries is Yes.

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2009-07-24

1,698 reads

Technical Article

Statistics Used by the Query Optimizer in Microsoft SQL Server 2008

Microsoft SQL Server 2008 collects statistical information about indexes and column data stored in the database. These statistics are used by the SQL Server query optimizer to choose the most efficient plan for retrieving or updating data. This paper describes what data is collected, where it is stored, and which commands create, update, and delete statistics. By default, SQL Server 2008 also creates and updates statistics automatically, when such an operation is considered to be useful. This paper also outlines how these defaults can be changed on different levels (column, table, and database).

2009-07-24

2,506 reads

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Question of the Day

Identities and Sequences V

When thinking about the identity property and sequence objects, which of these can generate values before an insert statement is executed?

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