QueryableMethodTranslatingExpressionVisitor.TranslateElementAtOrDefault Method
Definition
Important
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Translates ElementAt<TSource>(IQueryable<TSource>, Int32) method or ElementAtOrDefault<TSource>(IQueryable<TSource>, Int32) over the given source.
protected abstract Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression TranslateElementAtOrDefault(Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.Expression index, bool returnDefault);protected abstract Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression? TranslateElementAtOrDefault(Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.Expression index, bool returnDefault);abstract member TranslateElementAtOrDefault : Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression * System.Linq.Expressions.Expression * bool -> Microsoft.EntityFrameworkCore.Query.ShapedQueryExpressionProtected MustOverride Function TranslateElementAtOrDefault (source As ShapedQueryExpression, index As Expression, returnDefault As Boolean) As ShapedQueryExpressionParameters
- source
- ShapedQueryExpression
The shaped query on which the operator is applied.
- index
- Expression
The index of the element.
- returnDefault
- Boolean
A value indicating whether default should be returned or throw.
Returns
The shaped query after translation.
