SQMETERS

Updated 2023-11-08 20:58:47.940000

Syntax

SELECT [westclintech].[wct].[SQMETERS] (
  <@Area, float,>
 ,<@From_scale, nvarchar(4000),>
 ,<@To_scale, nvarchar(4000),>)

Description

Use the scalar function SQMETERS to convert from acres, hectares, square feet, square inches, square meters, square miles, or square yards to square meters.

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.

@To_scale

is the description of the units for that @Area is to be converted into. @To_scale must be a valid value as specified in area unit representations. In addition to square meters, @To_scale  can be square decimeters, square centimeters, square millimeters, square micrometers, square nanometers, square picometers, square femtometers, square attometers, square zeptometers, square yoctometers, square decameters, square hectometers, or square kilometers .@To_scale must be of a data type that is implicitly convertible to varchar.

Return Type

float

Remarks

The following table is a representation of the conversion of one of the area units of measure into square meters:

{"columns":[{"field":"column 1"},{"field":"column 2","headerClass":"ag-right-aligned-header","cellClass":"ag-right-aligned-cell"}],"rows":[{"column 1":"acres","column 2":"4046.85642"},{"column 1":"square inches","column 2":"0.00064516"},{"column 1":"square feet","column 2":"0.09290304"},{"column 1":"square yards","column 2":"0.83612736"},{"column 1":"square miles","column 2":"2589998.11"},{"column 1":"square meters","column 2":"1"},{"column 1":"hectares","column 2":"10000"}]}

Conversion of meters includes all the standard prefixes with kilo representing 1,000 and yocto representing 10E-24.

Examples

select wct.SQMETERS(100, 'yd^2', 'm^2');

Here is the result set

----------------------
             83.612736