SpatialEdmFunctions.PointCount(DbExpression) Method

  • Reference

Definition

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

Creates a DbFunctionExpression that invokes the canonical 'PointCount' function with the specified argument, which must have an Edm.Geography or Edm.Geometry result type. The result type of the expression is Edm.Int32.

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

Parameters

spatialValue
DbExpression

An expression that specifies the spatial line string value from which the number of points should be retrieved.

Returns

DbFunctionExpression

A new DbFunctionExpression that returns either the number of points in spatialValue or null if spatialValue is not a line string.

Applies to