Queryable.FullJoin 方法
定义
重要
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重载
FullJoin<TOuter,TInner,TKey,TResult>(IQueryable<TOuter>, IEnumerable<TInner>, Expression<Func<TOuter,TKey>>, Expression<Func<TInner,TKey>>, Expression<Func<TOuter,TInner,TResult>>, IEqualityComparer<TKey>)
- Source:
- Queryable.cs
public static System.Linq.IQueryable<TResult> FullJoin<TOuter,TInner,TKey,TResult>(this System.Linq.IQueryable<TOuter> outer, System.Collections.Generic.IEnumerable<TInner> inner, System.Linq.Expressions.Expression<Func<TOuter,TKey>> outerKeySelector, System.Linq.Expressions.Expression<Func<TInner,TKey>> innerKeySelector, System.Linq.Expressions.Expression<Func<TOuter?,TInner?,TResult>> resultSelector, System.Collections.Generic.IEqualityComparer<TKey>? comparer = default);static member FullJoin : System.Linq.IQueryable<'Outer> * seq<'Inner> * System.Linq.Expressions.Expression<Func<'Outer, 'Key>> * System.Linq.Expressions.Expression<Func<'Inner, 'Key>> * System.Linq.Expressions.Expression<Func<'Outer, 'Inner, 'Result>> * System.Collections.Generic.IEqualityComparer<'Key> -> System.Linq.IQueryable<'Result><Extension()>
Public Function FullJoin(Of TOuter, TInner, TKey, TResult) (outer As IQueryable(Of TOuter), inner As IEnumerable(Of TInner), outerKeySelector As Expression(Of Func(Of TOuter, TKey)), innerKeySelector As Expression(Of Func(Of TInner, TKey)), resultSelector As Expression(Of Func(Of TOuter, TInner, TResult)), Optional comparer As IEqualityComparer(Of TKey) = Nothing) As IQueryable(Of TResult)类型参数
- TOuter
- TInner
- TKey
- TResult
参数
- outer
- IQueryable<TOuter>
- inner
- IEnumerable<TInner>
- outerKeySelector
- Expression<Func<TOuter,TKey>>
- innerKeySelector
- Expression<Func<TInner,TKey>>
- resultSelector
- Expression<Func<TOuter,TInner,TResult>>
- comparer
- IEqualityComparer<TKey>
返回
IQueryable<TResult>
适用于
FullJoin<TOuter,TInner,TKey>(IQueryable<TOuter>, IEnumerable<TInner>, Expression<Func<TOuter,TKey>>, Expression<Func<TInner,TKey>>, IEqualityComparer<TKey>)
- Source:
- Queryable.cs
public static System.Linq.IQueryable<(TOuter? Outer, TInner? Inner)> FullJoin<TOuter,TInner,TKey>(this System.Linq.IQueryable<TOuter> outer, System.Collections.Generic.IEnumerable<TInner> inner, System.Linq.Expressions.Expression<Func<TOuter,TKey>> outerKeySelector, System.Linq.Expressions.Expression<Func<TInner,TKey>> innerKeySelector, System.Collections.Generic.IEqualityComparer<TKey>? comparer = default);static member FullJoin : System.Linq.IQueryable<'Outer> * seq<'Inner> * System.Linq.Expressions.Expression<Func<'Outer, 'Key>> * System.Linq.Expressions.Expression<Func<'Inner, 'Key>> * System.Collections.Generic.IEqualityComparer<'Key> -> System.Linq.IQueryable<ValueTuple<'Outer, 'Inner>><Extension()>
Public Function FullJoin(Of TOuter, TInner, TKey) (outer As IQueryable(Of TOuter), inner As IEnumerable(Of TInner), outerKeySelector As Expression(Of Func(Of TOuter, TKey)), innerKeySelector As Expression(Of Func(Of TInner, TKey)), Optional comparer As IEqualityComparer(Of TKey) = Nothing) As IQueryable(Of ValueTuple(Of TOuter, TInner))类型参数
- TOuter
- TInner
- TKey
参数
- outer
- IQueryable<TOuter>
- inner
- IEnumerable<TInner>
- outerKeySelector
- Expression<Func<TOuter,TKey>>
- innerKeySelector
- Expression<Func<TInner,TKey>>
- comparer
- IEqualityComparer<TKey>
返回
IQueryable<ValueTuple<TOuter,TInner>>
