MigrationsSqlGenerator.UniqueConstraint Método

Definición

Espacio de nombres:

Microsoft.EntityFrameworkCore.Migrations

Ensamblado:

Microsoft.EntityFrameworkCore.Relational.dll

Paquete:

Microsoft.EntityFrameworkCore.Relational v8.0.0

Genera un fragmento de SQL para una restricción única de .AddUniqueConstraintOperation

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

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

Protected Overridable Sub UniqueConstraint (operation As AddUniqueConstraintOperation, model As IModel, builder As MigrationCommandListBuilder)

Parámetros

operation

AddUniqueConstraintOperation

Operación.

model

IModel

Modelo de destino que puede ser null si las operaciones existen sin un modelo.

builder

MigrationCommandListBuilder

Generador de comandos que se va a usar para agregar el fragmento de SQL.