Robert Davis

  • Interests: Poker, computers, reading/writing horror fiction

SQLServerCentral Article

Practical Uses of PatIndex

String manipulation is not one of the strong points of T-SQL, but there are some functions that can greatly assist you with searching and working with character values. New author Robert Davis brings us a look at PATINDEX, one of the search functions and also explains the differences between it and the often used CHARINDEX.

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2006-02-06

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BIT_COUNT() III

In SQL Server 2025, I run this code:

select bit_count(-1)
What is returned?

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