CreateTableBuilder<TColumns>.PrimaryKey Metoda

Definicja

Przestrzeń nazw:

Microsoft.EntityFrameworkCore.Migrations.Operations.Builders

Zestaw:

Microsoft.EntityFrameworkCore.Relational.dll

Pakiet:

Microsoft.EntityFrameworkCore.Relational v9.0.0

Źródło:

CreateTableBuilder.cs

Konfiguruje klucz podstawowy w tabeli.

public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddPrimaryKeyOperation> PrimaryKey (string name, System.Linq.Expressions.Expression<Func<TColumns,object>> columns);

abstract member PrimaryKey : string * System.Linq.Expressions.Expression<Func<'Columns, obj>> -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddPrimaryKeyOperation>
override this.PrimaryKey : string * System.Linq.Expressions.Expression<Func<'Columns, obj>> -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddPrimaryKeyOperation>

Public Overridable Function PrimaryKey (name As String, columns As Expression(Of Func(Of TColumns, Object))) As OperationBuilder(Of AddPrimaryKeyOperation)

Parametry

name

String

Nazwa ograniczenia klucza podstawowego.

columns

Expression<Func<TColumns,Object>>

Kolumny tworzące klucz podstawowy.

Zwraca

OperationBuilder<AddPrimaryKeyOperation>

Ten sam konstruktor, aby można było połączyć wiele wywołań.