SpatialEdmFunctions.GeographyMultiLineFromBinary Metode

Definisi

Ruang nama:

System.Data.Common.CommandTrees.ExpressionBuilder.Spatial

Rakitan:

System.Data.Entity.dll

DbFunctionExpression Membuat yang memanggil fungsi 'GeographyMultiLineFromBinary' kanonis dengan argumen yang ditentukan. multiLineWellKnownBinaryValue harus memiliki tipe hasil biner, sementara coordinateSystemId harus memiliki tipe hasil numerik bilangan bulat. Jenis hasil ekspresi adalah Edm.Geography.

public:
 static System::Data::Common::CommandTrees::DbFunctionExpression ^ GeographyMultiLineFromBinary(System::Data::Common::CommandTrees::DbExpression ^ multiLineWellKnownBinaryValue, System::Data::Common::CommandTrees::DbExpression ^ coordinateSystemId);

public static System.Data.Common.CommandTrees.DbFunctionExpression GeographyMultiLineFromBinary (System.Data.Common.CommandTrees.DbExpression multiLineWellKnownBinaryValue, System.Data.Common.CommandTrees.DbExpression coordinateSystemId);

static member GeographyMultiLineFromBinary : System.Data.Common.CommandTrees.DbExpression * System.Data.Common.CommandTrees.DbExpression -> System.Data.Common.CommandTrees.DbFunctionExpression

Public Function GeographyMultiLineFromBinary (multiLineWellKnownBinaryValue As DbExpression, coordinateSystemId As DbExpression) As DbFunctionExpression

Parameter

multiLineWellKnownBinaryValue

DbExpression

Ekspresi yang menyediakan representasi biner terkenal dari nilai multibaris geografi.

coordinateSystemId

DbExpression

Ekspresi yang menyediakan id sistem koordinat (SRID) dari sistem koordinat nilai multibaris geografi.

Mengembalikan

DbFunctionExpression

DbFunctionExpression baru yang mengembalikan nilai multibaris geografi baru berdasarkan nilai yang ditentukan.

Pengecualian

ArgumentNullException

multiLineWellKnownBinaryValue coordinateSystemId

ArgumentException

multiLineWellKnownBinaryValue coordinateSystemId