SqlExpressionFactory.MakeUnary Yöntem

Tanım

Ad Alanı:

Microsoft.EntityFrameworkCore.Query

Bütünleştirilmiş Kod:

Microsoft.EntityFrameworkCore.Relational.dll

Paket:

Microsoft.EntityFrameworkCore.Relational v8.0.0

Verilen bağımsız değişkenlerle yeni SqlUnaryExpression bir oluşturur.

public virtual Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlUnaryExpression? MakeUnary (System.Linq.Expressions.ExpressionType operatorType, Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression operand, Type type, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping = default);

abstract member MakeUnary : System.Linq.Expressions.ExpressionType * Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression * Type * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlUnaryExpression
override this.MakeUnary : System.Linq.Expressions.ExpressionType * Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression * Type * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlUnaryExpression

Public Overridable Function MakeUnary (operatorType As ExpressionType, operand As SqlExpression, type As Type, Optional typeMapping As RelationalTypeMapping = Nothing) As SqlUnaryExpression

Parametreler

operatorType

ExpressionType

Temsil ExpressionType eden bir SQL birli işleci.

operand

SqlExpression

Birli işlecinin uygulanacağı A SqlExpression .

type

Type

Oluşturulan ifadenin türü.

typeMapping

RelationalTypeMapping

Oluşturulan ifadeye atanacak tür eşlemesi.

Döndürülenler

SqlUnaryExpression

Verilen bağımsız değişkenlerle birlikte A SqlUnaryExpression .

Uygulamalar

MakeUnary(ExpressionType, SqlExpression, Type, RelationalTypeMapping)