CreateTableBuilder<TColumns>.CheckConstraint(String, String) Metodo

Definizione

Spazio dei nomi:

Microsoft.EntityFrameworkCore.Migrations.Operations.Builders

Assembly:

Microsoft.EntityFrameworkCore.Relational.dll

Pacchetto:

Microsoft.EntityFrameworkCore.Relational v8.0.0

Configura un vincolo di controllo nella tabella.

public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddCheckConstraintOperation> CheckConstraint (string name, string sql);

abstract member CheckConstraint : string * string -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddCheckConstraintOperation>
override this.CheckConstraint : string * string -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddCheckConstraintOperation>

Public Overridable Function CheckConstraint (name As String, sql As String) As OperationBuilder(Of AddCheckConstraintOperation)

Parametri

name

String

Nome del vincolo.

sql

String

Espressione sql usata nel vincolo CHECK.

Restituisce

OperationBuilder<AddCheckConstraintOperation>

Lo stesso generatore in modo che più chiamate possano essere concatenati.