Scott Coleman

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Technical Article

Calculate distance between two points

The calculation of distance between two points using standard spherical geometry can be inaccurate for short distances (ten miles or less) because the sine function of very small angles approaches zero. The haversine approach (http://en.wikipedia.org/wiki/Haversine_formula) turns this around, so it is very accurate at small distances but has larger errors (about ten miles) for points […]

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2006-05-18 (first published: )

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Question of the Day

Displaying Money

I want to get the currency sign displayed with my amount stored in a money type. Does this work? 

DECLARE @Amount MONEY;
SET @Amount = '?1500';

SELECT CAST( @Amount  AS VARCHAR(30)) AS Euros

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