QueryableMethodTranslatingExpressionVisitor.TranslateGroupBy(ShapedQueryExpression, LambdaExpression, LambdaExpression, LambdaExpression) Yöntem

Tanım

GroupBy<TSource,TKey>(IQueryable<TSource>, Expression<Func<TSource,TKey>>)Yöntemi ve diğer diğer kaynakları verilen kaynak üzerinde çevirir.

protected abstract Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression TranslateGroupBy (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.LambdaExpression keySelector, System.Linq.Expressions.LambdaExpression elementSelector, System.Linq.Expressions.LambdaExpression resultSelector);
protected abstract Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression? TranslateGroupBy (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.LambdaExpression keySelector, System.Linq.Expressions.LambdaExpression? elementSelector, System.Linq.Expressions.LambdaExpression? resultSelector);
abstract member TranslateGroupBy : Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression * System.Linq.Expressions.LambdaExpression * System.Linq.Expressions.LambdaExpression * System.Linq.Expressions.LambdaExpression -> Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression
Protected MustOverride Function TranslateGroupBy (source As ShapedQueryExpression, keySelector As LambdaExpression, elementSelector As LambdaExpression, resultSelector As LambdaExpression) As ShapedQueryExpression

Parametreler

source
ShapedQueryExpression

İşlecin uygulandığı şekillendirilmiş sorgu.

keySelector
LambdaExpression

Çağrıda sağlanan anahtar Seçici.

elementSelector
LambdaExpression

Çağrıda sağlanan öğe Seçici.

resultSelector
LambdaExpression

Çağrıda sağlanan sonuç Seçicisi.

Döndürülenler

ShapedQueryExpression

Çeviri sonrasında şekillendirilmiş sorgu.

Şunlara uygulanır