SpatialEdmFunctions.GeographyLineFromBinary Method (DbExpression, DbExpression)

.NET Framework (current version)

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Creates a DbFunctionExpression that invokes the canonical 'GeographyLineFromBinary' function with the specified arguments. lineWellKnownBinaryValue must have a binary result type, while coordinateSystemId must have an integer numeric result type. The result type of the expression is Edm.Geography.

Namespace: System.Data.Common.CommandTrees.ExpressionBuilder.Spatial
Assembly: System.Data.Entity (in System.Data.Entity.dll)

Syntax

C++

public static DbFunctionExpression GeographyLineFromBinary(
	DbExpression lineWellKnownBinaryValue,
	DbExpression coordinateSystemId
)

Parameters

lineWellKnownBinaryValue: Type: System.Data.Common.CommandTrees.DbExpression
An expression that provides the well known binary representation of the geography line value.

coordinateSystemId: Type: System.Data.Common.CommandTrees.DbExpression
An expression that provides the coordinate system id (SRID) of the geography line value's coordinate system.

Return Value

Type: System.Data.Common.CommandTrees.DbFunctionExpression

A new DbFunctionExpression that returns a new geography line value based on the specified values.

Exceptions

Exception	Condition
ArgumentNullException	lineWellKnownBinaryValuecoordinateSystemId
ArgumentException	lineWellKnownBinaryValuecoordinateSystemId

Version Information

.NET Framework
Available since 4.5