SpatialEdmFunctions.GeographyPointFromText Method (DbExpression, DbExpression)

 

Creates a DbFunctionExpression that invokes the canonical 'GeographyPointFromText' function with the specified arguments.

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

public static DbFunctionExpression GeographyPointFromText(
	DbExpression pointWellKnownText,
	DbExpression coordinateSystemId
)

Parameters

pointWellKnownText
Type: System.Data.Entity.Core.Common.CommandTrees.DbExpression

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

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

An expression that provides the coordinate system id (SRID) of the geography point value's coordinate systempointWellKnownTextValue.

Return Value

Type: System.Data.Entity.Core.Common.CommandTrees.DbFunctionExpression

The canonical 'GeographyPointFromText' function.