RelationalQueryableMethodTranslatingExpressionVisitor.TranslateSelectMany 方法

定義

命名空間:

Microsoft.EntityFrameworkCore.Query

組件:

Microsoft.EntityFrameworkCore.Relational.dll

套件:

Microsoft.EntityFrameworkCore.Relational v8.0.0

多載

TranslateSelectMany(ShapedQueryExpression, LambdaExpression)	SelectMany<TSource,TResult>(IQueryable<TSource>, Expression<Func<TSource,IEnumerable<TResult>>>)將方法轉譯為指定來源。
TranslateSelectMany(ShapedQueryExpression, LambdaExpression, LambdaExpression)	SelectMany<TSource,TCollection,TResult>(IQueryable<TSource>, Expression<Func<TSource, IEnumerable<TCollection>>>, Expression<Func<TSource,TCollection, TResult>>)將方法轉譯為指定來源。

TranslateSelectMany(ShapedQueryExpression, LambdaExpression)

SelectMany<TSource,TResult>(IQueryable<TSource>, Expression<Func<TSource,IEnumerable<TResult>>>)將方法轉譯為指定來源。

protected override Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression? TranslateSelectMany (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.LambdaExpression selector);

override this.TranslateSelectMany : Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression * System.Linq.Expressions.LambdaExpression -> Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression

Protected Overrides Function TranslateSelectMany (source As ShapedQueryExpression, selector As LambdaExpression) As ShapedQueryExpression

參數

source

ShapedQueryExpression

套用運算子的成形查詢。

selector

LambdaExpression

呼叫中提供的選取器。

傳回

ShapedQueryExpression

翻譯後的成形查詢。

TranslateSelectMany(ShapedQueryExpression, LambdaExpression, LambdaExpression)

SelectMany<TSource,TCollection,TResult>(IQueryable<TSource>, Expression<Func<TSource, IEnumerable<TCollection>>>, Expression<Func<TSource,TCollection, TResult>>)將方法轉譯為指定來源。

protected override Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression? TranslateSelectMany (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.LambdaExpression collectionSelector, System.Linq.Expressions.LambdaExpression resultSelector);

override this.TranslateSelectMany : Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression * System.Linq.Expressions.LambdaExpression * System.Linq.Expressions.LambdaExpression -> Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression

Protected Overrides Function TranslateSelectMany (source As ShapedQueryExpression, collectionSelector As LambdaExpression, resultSelector As LambdaExpression) As ShapedQueryExpression

參數

source

ShapedQueryExpression

套用運算子的成形查詢。

collectionSelector

LambdaExpression

呼叫中提供的集合選取器。

resultSelector

LambdaExpression

呼叫中提供的結果選取器。

傳回

ShapedQueryExpression

翻譯後的成形查詢。