KNOTS

Updated 2023-11-09 14:41:46.600000

Syntax

SELECT [westclintech].[wct].[KNOTS] (
  <@Speed, float,>
 ,<@From_scale, nvarchar(4000),>)

Description

Use the scalar function KNOTS to convert from feet per hour, feet per minute, feet per second, inches per second, kilometers per hour, knots, miles per hour, miles per minute, miles per second, meters per second, meters per minute or meters per hour to knots.

Arguments

@From_scale

is the description of the units for @Speed. @From_scale must be a valid value as specified in  speed unit representations. @From_scale must be of a data type that is implicitly convertible to varchar.

@Speed

is any real number. @Speed is an expression of type float or of a type that can be implicitly converted to float.

Return Type

float

Remarks

The following table is a representation of the conversion of one of the speed units of measure into knots:

{"columns":[{"field":"column 1"},{"field":"column 2","headerClass":"ag-right-aligned-header","cellClass":"ag-right-aligned-cell"}],"rows":[{"column 1":"feet per hour","column 2":"0.000165"},{"column 1":"feet per minute","column 2":"0.009875"},{"column 1":"feet per second","column 2":"0.592484"},{"column 1":"inches per second","column 2":"0.049374"},{"column 1":"kilometers per hour","column 2":"0.539957"},{"column 1":"knots","column 2":"1"},{"column 1":"miles per hour","column 2":"0.868976"},{"column 1":"miles per minute","column 2":"52.13857"},{"column 1":"miles per second","column 2":"3128.314"},{"column 1":"meters per second","column 2":"1.943844"},{"column 1":"meters per minute","column 2":"0.032397"},{"column 1":"meters per hour","column 2":"0.00054"}]}

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

Examples

select wct.KNOTS(10, 'm/s');

Here is the result set.

{"columns":[{"field":"column 1","headerClass":"ag-right-aligned-header","cellClass":"ag-right-aligned-cell"}],"rows":[{"column 1":"19.4384449"}]}