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SpatialEdmFunctions.GeographyMultiPolygonFromText Method

.NET Framework 4.5

Creates a DbFunctionExpression that invokes the canonical 'GeographyMultiPolygonFromText' function with the specified arguments. multiPolygonWellKnownText must have a string 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)

public static DbFunctionExpression GeographyMultiPolygonFromText(
	DbExpression multiPolygonWellKnownText,
	DbExpression coordinateSystemId
)

Parameters

multiPolygonWellKnownText
Type: System.Data.Common.CommandTrees.DbExpression

An expression that provides the well known text representation of the geography multi-polygon value.

coordinateSystemId
Type: System.Data.Common.CommandTrees.DbExpression

An expression that provides the coordinate system id (SRID) of the geography multi-polygon value's coordinate system.

Return Value

Type: System.Data.Common.CommandTrees.DbFunctionExpression
A new DbFunctionExpression that returns a new geography multi-polygon value based on the specified values.

ExceptionCondition
ArgumentNullException

multiPolygonWellKnownTextcoordinateSystemId

ArgumentException

multiPolygonWellKnownTextcoordinateSystemId

.NET Framework

Supported in: 4.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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