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SelectExpression.ApplyDefaultIfEmpty(ISqlExpressionFactory) Metode

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Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.Query.SqlExpressions
Rakitan:
Microsoft.EntityFrameworkCore.Relational.dll
Paket:
Microsoft.EntityFrameworkCore.Relational v3.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v3.1.0
Paket:
Microsoft.EntityFrameworkCore.Relational v5.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v6.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v7.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v8.0.0

DefaultIfEmpty<TSource>(IQueryable<TSource>) Berlaku pada SelectExpression.

public void ApplyDefaultIfEmpty (Microsoft.EntityFrameworkCore.Query.ISqlExpressionFactory sqlExpressionFactory);
member this.ApplyDefaultIfEmpty : Microsoft.EntityFrameworkCore.Query.ISqlExpressionFactory -> unit
Public Sub ApplyDefaultIfEmpty (sqlExpressionFactory As ISqlExpressionFactory)

Parameter

sqlExpressionFactory
ISqlExpressionFactory

Pabrik yang digunakan untuk menghasilkan ekspresi sql yang diperlukan.

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