Lynn Pettis

  • Interests: Sci Fi, Fantasy, Swords and Sorcery, Computers, Soccer (coach and ref)

Technical Article

Comparing Hardcoded functions, In-Line TVF's, and Scalar Functions

While perusing some of the threads on SQLServerCentral.com one of the questions that hit me was regarding the use of scalar functions in queries. In this particular case, in the column list of a SELECT statement. Did it make sense to encapsulate a routine...

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2009-05-12

1,958 reads

SQLServerCentral Article

Calculating Age

T-SQL calculations can get tricky at times, and since you often work with multiple rows, it's good to be exact in your data manipulation. New author Lynn Pettis brings us an article about calculating ages.

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2009-03-13 (first published: )

26,011 reads

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Question of the Day

A Quick Restore

While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:

USE DNRTest

BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak'
GO
/*
Bunch of stuff tested here
*/RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACE
What happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance.

See possible answers