SpatialEdmFunctions.Area(DbExpression) Method
Definition
Important
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Creates a DbFunctionExpression that invokes the canonical 'Area' function with the specified argument, which must have an Edm.Geography or Edm.Geometry result type. The result type of the expression is Edm.Double.
public:
[System::Runtime::CompilerServices::Extension]
static System::Data::Common::CommandTrees::DbFunctionExpression ^ Area(System::Data::Common::CommandTrees::DbExpression ^ spatialValue);
public static System.Data.Common.CommandTrees.DbFunctionExpression Area (this System.Data.Common.CommandTrees.DbExpression spatialValue);
static member Area : System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbFunctionExpression
<Extension()>
Public Function Area (spatialValue As DbExpression) As DbFunctionExpression
Parameters
- spatialValue
- DbExpression
An expression that specifies the spatial surface value for which the area should be calculated.
Returns
A new DbFunctionExpression that returns either the area of spatialValue
or null
if spatialValue
is not a surface.
Exceptions
spatialValue
spatialValue
Applies to
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