wct.ACRES
Updated: 01 December 2008
Use wct.ACRES to convert from acres, hectares, square feet, square inches, square meters, square miles, or square yards to acres.
Syntax
SELECT [westclintech].[wct].[ACRES] (
<@Area, float,>
,<@From_scale, nvarchar(4000),>)
Arguments
@Area
is any real number. @Area is an expression of type float or of a type that can be implicitly converted to float.
@From_scale
is the description of the units for @Area. @From_scale must be a valid value as specified in area unit representations. @From_scale must be of a data type that is implicitly convertible to varchar.
Return Types
float
Remarks
· The following table is a representation of the conversion of one of the area units of measure into acres:
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acres
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1
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square inches
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1.59423E-07
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square feet
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2.29568E-05
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square yards
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0.000206612
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square miles
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640
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square meters
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0.000247105
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hectares
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2.47105381
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· Conversion of meters includes all the standard prefixes with kilo representing 1,000 and yocto representing 10E-24.
Example
select wct.ACRES(100, 'yd^2')
Here is the result set
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0.0206611570247934
(1 row(s) affected)
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