MigrationsSqlGenerator.CheckConstraint Metoda

Definicja

Przestrzeń nazw:

Microsoft.EntityFrameworkCore.Migrations

Zestaw:

Microsoft.EntityFrameworkCore.Relational.dll

Pakiet:

Microsoft.EntityFrameworkCore.Relational v9.0.0

Przeciążenia

CheckConstraint(AddCheckConstraintOperation, IModel, MigrationCommandListBuilder)

Generuje fragment SQL dla ograniczenia sprawdzania elementu AddCheckConstraintOperation.

CheckConstraint(AddCheckConstraintOperation, IModel, MigrationCommandListBuilder)

Źródło:

MigrationsSqlGenerator.cs

Generuje fragment SQL dla ograniczenia sprawdzania elementu AddCheckConstraintOperation.

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

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

Protected Overridable Sub CheckConstraint (operation As AddCheckConstraintOperation, model As IModel, builder As MigrationCommandListBuilder)

Parametry

operation

AddCheckConstraintOperation

Operacja.

model

IModel

Model docelowy, który może mieć wartość null , jeśli operacje istnieją bez modelu.

builder

MigrationCommandListBuilder

Konstruktor poleceń używany do dodawania fragmentu SQL.