SqlExpressionFactory.MakeUnary Metoda

Definicja

Przestrzeń nazw:

Microsoft.EntityFrameworkCore.Query

Zestaw:

Microsoft.EntityFrameworkCore.Relational.dll

Pakiet:

Microsoft.EntityFrameworkCore.Relational v8.0.0

Tworzy nowy SqlUnaryExpression z podanymi argumentami.

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

Parametry

operatorType

ExpressionType

ExpressionType Reprezentujący operator jednoargumentowy SQL.

operand

SqlExpression

A SqlExpression , aby zastosować operatora jednoargumentowego.

type

Type

Typ utworzonego wyrażenia.

typeMapping

RelationalTypeMapping

Mapowanie typu, które ma zostać przypisane do utworzonego wyrażenia.

Zwraca

SqlUnaryExpression

A SqlUnaryExpression z podanymi argumentami.

Implementuje

MakeUnary(ExpressionType, SqlExpression, Type, RelationalTypeMapping)