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QueryableMethodTranslatingExpressionVisitor.TranslateSum Metodo

  • Riferimento

Definizione

Spazio dei nomi:
Microsoft.EntityFrameworkCore.Query
Assembly:
Microsoft.EntityFrameworkCore.dll
Pacchetto:
Microsoft.EntityFrameworkCore v3.0.0
Pacchetto:
Microsoft.EntityFrameworkCore v3.1.0
Pacchetto:
Microsoft.EntityFrameworkCore v5.0.0
Pacchetto:
Microsoft.EntityFrameworkCore v6.0.0
Pacchetto:
Microsoft.EntityFrameworkCore v7.0.0
Pacchetto:
Microsoft.EntityFrameworkCore v8.0.0

Converte il Sum(IQueryable<Decimal>) metodo e altri overload sull'origine specificata.

protected abstract Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression TranslateSum (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.LambdaExpression selector, Type resultType);
protected abstract Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression? TranslateSum (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.LambdaExpression? selector, Type resultType);
abstract member TranslateSum : Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression * System.Linq.Expressions.LambdaExpression * Type -> Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression
Protected MustOverride Function TranslateSum (source As ShapedQueryExpression, selector As LambdaExpression, resultType As Type) As ShapedQueryExpression

Parametri

source
ShapedQueryExpression

Query con forma su cui viene applicato l'operatore.

selector
LambdaExpression

Selettore fornito nella chiamata.

resultType
Type

Tipo di risultato dopo l'operazione.

Restituisce

ShapedQueryExpression

Query con forma dopo la traduzione.

Si applica a