SpatialEdmFunctions.GeographyPointFromText(DbExpression, DbExpression) Método

  • Referência

Definição

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

Cria uma DbFunctionExpression que invoca a função "GeographyPointFromText" canônica com os argumentos especificados.

public:
 static System::Data::Common::CommandTrees::DbFunctionExpression ^ GeographyPointFromText(System::Data::Common::CommandTrees::DbExpression ^ pointWellKnownText, System::Data::Common::CommandTrees::DbExpression ^ coordinateSystemId);
public static System.Data.Common.CommandTrees.DbFunctionExpression GeographyPointFromText (System.Data.Common.CommandTrees.DbExpression pointWellKnownText, System.Data.Common.CommandTrees.DbExpression coordinateSystemId);
static member GeographyPointFromText : System.Data.Common.CommandTrees.DbExpression * System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbFunctionExpression
Public Function GeographyPointFromText (pointWellKnownText As DbExpression, coordinateSystemId As DbExpression) As DbFunctionExpression

Parâmetros

pointWellKnownText
DbExpression

Uma expressão que fornece a representação de texto conhecida do valor de ponto de geografia.

coordinateSystemId
DbExpression

Uma expressão que fornece a SRID (ID do sistema de coordenadas) do systempointWellKnownTextValue de coordenadas do valor de ponto de geografia.

Retornos

DbFunctionExpression

A função "GeographyPointFromText" canônica.

Aplica-se a