RelationalSplitCollectionShaperExpression 构造函数

参考

定义

命名空间:: Microsoft.EntityFrameworkCore.Query

程序集:: Microsoft.EntityFrameworkCore.Relational.dll

包:: Microsoft.EntityFrameworkCore.Relational v6.0.0

包:: Microsoft.EntityFrameworkCore.Relational v7.0.0

包:: Microsoft.EntityFrameworkCore.Relational v8.0.0

包:: Microsoft.EntityFrameworkCore.Relational v5.0.0

重要

一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。

重载

RelationalSplitCollectionShaperExpression(Expression, Expression, IReadOnlyList<ValueComparer>, SelectExpression, Expression, INavigationBase, Type)	创建 RelationalCollectionShaperExpression 类的新实例。
RelationalSplitCollectionShaperExpression(Int32, Expression, Expression, IReadOnlyList<ValueComparer>, SelectExpression, Expression, INavigationBase, Type)	已过时. 创建 RelationalCollectionShaperExpression 类的新实例。

RelationalSplitCollectionShaperExpression(Expression, Expression, IReadOnlyList<ValueComparer>, SelectExpression, Expression, INavigationBase, Type)

创建 RelationalCollectionShaperExpression 类的新实例。

public RelationalSplitCollectionShaperExpression (System.Linq.Expressions.Expression parentIdentifier, System.Linq.Expressions.Expression childIdentifier, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.ChangeTracking.ValueComparer> identifierValueComparers, Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression selectExpression, System.Linq.Expressions.Expression innerShaper, Microsoft.EntityFrameworkCore.Metadata.INavigationBase? navigation, Type elementType);

new Microsoft.EntityFrameworkCore.Query.RelationalSplitCollectionShaperExpression : System.Linq.Expressions.Expression * System.Linq.Expressions.Expression * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.ChangeTracking.ValueComparer> * Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression * System.Linq.Expressions.Expression * Microsoft.EntityFrameworkCore.Metadata.INavigationBase * Type -> Microsoft.EntityFrameworkCore.Query.RelationalSplitCollectionShaperExpression

Public Sub New (parentIdentifier As Expression, childIdentifier As Expression, identifierValueComparers As IReadOnlyList(Of ValueComparer), selectExpression As SelectExpression, innerShaper As Expression, navigation As INavigationBase, elementType As Type)

参数

parentIdentifier: Expression

父元素的标识符。

childIdentifier: Expression

子元素的标识符。

identifierValueComparers: IReadOnlyList<ValueComparer>

用于比较标识符的值比较器的列表。

selectExpression: SelectExpression

一个 SQL 查询，用于从数据库获取此集合的值。

innerShaper: Expression

用于创建集合的各个元素的表达式。

navigation: INavigationBase

与此集合关联的导航（如果有）。

elementType: Type

集合中各个元素的 clr 类型。

适用于

RelationalSplitCollectionShaperExpression(Int32, Expression, Expression, IReadOnlyList<ValueComparer>, SelectExpression, Expression, INavigationBase, Type)

注意

Use ctor without collectionId