CollectionNavigationBuilder<TEntity,TRelatedEntity>.WithMany 方法
定義
重要
部分資訊涉及發行前產品,在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊,不做任何明確或隱含的瑕疵擔保。
多載
WithMany(Expression<Func<TRelatedEntity,IEnumerable<TEntity>>>) |
將此設定為多對多關聯性。 |
WithMany(String) |
將此設定為多對多關聯性。 |
WithMany(Expression<Func<TRelatedEntity,IEnumerable<TEntity>>>)
將此設定為多對多關聯性。
public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.CollectionCollectionBuilder<TRelatedEntity,TEntity> WithMany (System.Linq.Expressions.Expression<Func<TRelatedEntity,System.Collections.Generic.IEnumerable<TEntity>>> navigationExpression);
public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.CollectionCollectionBuilder<TRelatedEntity,TEntity> WithMany (System.Linq.Expressions.Expression<Func<TRelatedEntity,System.Collections.Generic.IEnumerable<TEntity>?>> navigationExpression);
override this.WithMany : System.Linq.Expressions.Expression<Func<'RelatedEntity, seq<'Entity>>> -> Microsoft.EntityFrameworkCore.Metadata.Builders.CollectionCollectionBuilder<'RelatedEntity, 'Entity (requires 'RelatedEntity : null and 'Entity : null)>
Public Overridable Function WithMany (navigationExpression As Expression(Of Func(Of TRelatedEntity, IEnumerable(Of TEntity)))) As CollectionCollectionBuilder(Of TRelatedEntity, TEntity)
參數
- navigationExpression
- Expression<Func<TRelatedEntity,IEnumerable<TEntity>>>
Lambda 運算式,表示這個關聯性另一端的集合導覽屬性, (blog => blog.Posts
) 。
傳回
CollectionCollectionBuilder<TRelatedEntity,TEntity>
要進一步設定關聯性的 物件。
適用於
WithMany(String)
將此設定為多對多關聯性。
public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.CollectionCollectionBuilder<TRelatedEntity,TEntity> WithMany (string navigationName);
public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.CollectionCollectionBuilder<TRelatedEntity,TEntity> WithMany (string? navigationName = default);
override this.WithMany : string -> Microsoft.EntityFrameworkCore.Metadata.Builders.CollectionCollectionBuilder<'RelatedEntity, 'Entity (requires 'RelatedEntity : null and 'Entity : null)>
Public Overridable Function WithMany (navigationName As String) As CollectionCollectionBuilder(Of TRelatedEntity, TEntity)
Public Overridable Function WithMany (Optional navigationName As String = Nothing) As CollectionCollectionBuilder(Of TRelatedEntity, TEntity)
參數
- navigationName
- String
這個關聯性另一端的集合導覽屬性名稱。 可以 null
建立單向關聯性。
傳回
CollectionCollectionBuilder<TRelatedEntity,TEntity>
要進一步設定關聯性的 物件。