Bagikan melalui

SelectExpression.AddCollectionProjection Metode

  • Referensi

Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.Query.SqlExpressions
Rakitan:
Microsoft.EntityFrameworkCore.Relational.dll
Paket:
Microsoft.EntityFrameworkCore.Relational v3.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v3.1.0
Paket:
Microsoft.EntityFrameworkCore.Relational v5.0.0

Overload

AddCollectionProjection(ShapedQueryExpression, INavigation, Type)
AddCollectionProjection(ShapedQueryExpression, INavigationBase, Type)

Menambahkan koleksi ke proyeksi SelectExpression.

AddCollectionProjection(ShapedQueryExpression, INavigation, Type) 

public Microsoft.EntityFrameworkCore.Query.CollectionShaperExpression AddCollectionProjection (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression shapedQueryExpression, Microsoft.EntityFrameworkCore.Metadata.INavigation navigation, Type elementType);
member this.AddCollectionProjection : Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression * Microsoft.EntityFrameworkCore.Metadata.INavigation * Type -> Microsoft.EntityFrameworkCore.Query.CollectionShaperExpression
Public Function AddCollectionProjection (shapedQueryExpression As ShapedQueryExpression, navigation As INavigation, elementType As Type) As CollectionShaperExpression

Parameter

shapedQueryExpression
ShapedQueryExpression
navigation
INavigation
elementType
Type

Mengembalikan

CollectionShaperExpression

Berlaku untuk

AddCollectionProjection(ShapedQueryExpression, INavigationBase, Type)

Menambahkan koleksi ke proyeksi SelectExpression.

public Microsoft.EntityFrameworkCore.Query.CollectionShaperExpression AddCollectionProjection (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression shapedQueryExpression, Microsoft.EntityFrameworkCore.Metadata.INavigationBase navigation, Type elementType);
member this.AddCollectionProjection : Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression * Microsoft.EntityFrameworkCore.Metadata.INavigationBase * Type -> Microsoft.EntityFrameworkCore.Query.CollectionShaperExpression
Public Function AddCollectionProjection (shapedQueryExpression As ShapedQueryExpression, navigation As INavigationBase, elementType As Type) As CollectionShaperExpression

Parameter

shapedQueryExpression
ShapedQueryExpression

Ekspresi kueri berbentuk untuk subkueri yang menghasilkan hasil pengumpulan.

navigation
INavigationBase

Navigasi yang terkait dengan koleksi ini, jika ada.

elementType
Type

Jenis elemen dalam koleksi.

Mengembalikan

CollectionShaperExpression

yang CollectionShaperExpression mewakili pembentukan koleksi ini.

Berlaku untuk