SpatialEdmFunctions.XCoordinate(DbExpression) Method

  • Reference

Definition

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

Creates a DbFunctionExpression that invokes the canonical 'XCoordinate' function with the specified argument, which must have an Edm.Geometry result type. The result type of the expression is Edm.Double.

public static System.Data.Entity.Core.Common.CommandTrees.DbFunctionExpression XCoordinate (this System.Data.Entity.Core.Common.CommandTrees.DbExpression geometryValue);
static member XCoordinate : System.Data.Entity.Core.Common.CommandTrees.DbExpression -> System.Data.Entity.Core.Common.CommandTrees.DbFunctionExpression
<Extension()>
Public Function XCoordinate (geometryValue As DbExpression) As DbFunctionExpression

Parameters

geometryValue
DbExpression

An expression that specifies the geometry point value from which the X co-ordinate value should be retrieved.

Returns

DbFunctionExpression

A new DbFunctionExpression that returns either the X co-ordinate value of geometryValue or null if geometryValue is not a point.

Applies to