MigrationsSqlGenerator.ForeignKeyConstraint Metodo

Definizione

Spazio dei nomi:

Microsoft.EntityFrameworkCore.Migrations

Assembly:

Microsoft.EntityFrameworkCore.Relational.dll

Pacchetto:

Microsoft.EntityFrameworkCore.Relational v8.0.0

Genera un frammento SQL per un vincolo di chiave esterna di un AddForeignKeyOperationoggetto .

protected virtual void ForeignKeyConstraint (Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation operation, Microsoft.EntityFrameworkCore.Metadata.IModel? model, Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder builder);

abstract member ForeignKeyConstraint : Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder -> unit
override this.ForeignKeyConstraint : Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder -> unit

Protected Overridable Sub ForeignKeyConstraint (operation As AddForeignKeyOperation, model As IModel, builder As MigrationCommandListBuilder)

Parametri

operation

AddForeignKeyOperation

Operazione.

model

IModel

Modello di destinazione che può essere null se le operazioni esistono senza un modello.

builder

MigrationCommandListBuilder

Generatore di comandi da usare per aggiungere il frammento SQL.