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XLeratorDB/engineering Online Documentation

SQL Server function to convert area to acres


ACRES
 
Updated: 01 December 2008

Use 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:
acres
1
square inches
1.59423E-07
square feet
2.29568E-05
square yards
0.000206612
square miles
640
square meters
0.000247105
hectares
2.47105381
 
·         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
----------------------
0.0206611570247934
 
(1 row(s) affected)


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