QueryableMethodTranslatingExpressionVisitor.TranslateGroupBy Method
Definition
Important
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Translates GroupBy<TSource,TKey>(IQueryable<TSource>, Expression<Func<TSource,TKey>>) method and other overloads over the given source.
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
Parameters
- source
- ShapedQueryExpression
The shaped query on which the operator is applied.
- keySelector
- LambdaExpression
The key selector supplied in the call.
- elementSelector
- LambdaExpression
The element selector supplied in the call.
- resultSelector
- LambdaExpression
The result selector supplied in the call.
Returns
The shaped query after translation.
Applies to
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Entity Framework