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IndexBuilder.IsUnique(Boolean) Metode

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Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.Metadata.Builders
Rakitan:
Microsoft.EntityFrameworkCore.dll
Paket:
Microsoft.EntityFrameworkCore v1.0.6
Paket:
Microsoft.EntityFrameworkCore v1.1.6
Paket:
Microsoft.EntityFrameworkCore v2.0.3
Paket:
Microsoft.EntityFrameworkCore v2.1.11
Paket:
Microsoft.EntityFrameworkCore v2.2.6
Paket:
Microsoft.EntityFrameworkCore v3.0.0
Paket:
Microsoft.EntityFrameworkCore v3.1.0
Paket:
Microsoft.EntityFrameworkCore v5.0.0
Paket:
Microsoft.EntityFrameworkCore v6.0.0
Paket:
Microsoft.EntityFrameworkCore v7.0.0
Paket:
Microsoft.EntityFrameworkCore v8.0.0

Mengonfigurasi apakah indeks ini unik (yaitu nilai untuk setiap instans harus unik).

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder IsUnique (bool unique = true);
abstract member IsUnique : bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder
override this.IsUnique : bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.IndexBuilder
Public Overridable Function IsUnique (Optional unique As Boolean = true) As IndexBuilder

Parameter

unique
Boolean

Nilai yang menunjukkan apakah indeks ini unik.

Mengembalikan

IndexBuilder

Instans penyusun yang sama sehingga beberapa panggilan konfigurasi dapat dirangkai.

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