MigrationBuilder.AddForeignKey Método
Definición
Importante
Parte de la información hace referencia a la versión preliminar del producto, que puede haberse modificado sustancialmente antes de lanzar la versión definitiva. Microsoft no otorga ninguna garantía, explícita o implícita, con respecto a la información proporcionada aquí.
Sobrecargas
AddForeignKey(String, String, String, String, String, String, String, ReferentialAction, ReferentialAction) |
Crea un AddForeignKeyOperation objeto para agregar una nueva clave externa a una tabla. |
AddForeignKey(String, String, String[], String, String, String, String[], ReferentialAction, ReferentialAction) |
Crea un AddForeignKeyOperation objeto para agregar una nueva clave externa compuesta (varias columnas) a una tabla. |
AddForeignKey(String, String, String, String, String, String, String, ReferentialAction, ReferentialAction)
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
Crea un AddForeignKeyOperation objeto para agregar una nueva clave externa a una tabla.
public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation> AddForeignKey (string name, string table, string column, string principalTable, string schema = default, string principalSchema = default, string principalColumn = default, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onUpdate = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onDelete = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction);
public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation> AddForeignKey (string name, string table, string column, string principalTable, string? schema = default, string? principalSchema = default, string? principalColumn = default, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onUpdate = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onDelete = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction);
abstract member AddForeignKey : string * string * string * string * string * string * string * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation>
override this.AddForeignKey : string * string * string * string * string * string * string * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation>
Public Overridable Function AddForeignKey (name As String, table As String, column As String, principalTable As String, Optional schema As String = Nothing, Optional principalSchema As String = Nothing, Optional principalColumn As String = Nothing, Optional onUpdate As ReferentialAction = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction, Optional onDelete As ReferentialAction = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction) As OperationBuilder(Of AddForeignKeyOperation)
Parámetros
- name
- String
Nombre de la restricción de clave externa.
- table
- String
Tabla que contiene la clave externa.
- column
- String
Columna restringida.
- principalTable
- String
Tabla a la que está restringida la clave externa.
- schema
- String
Esquema que contiene la tabla o null
si se debe usar el esquema predeterminado.
- principalSchema
- String
Esquema que contiene la tabla principal o null
si se debe usar el esquema predeterminado.
- principalColumn
- String
Columna a la que está restringida la columna de clave externa o null
para restringirla a la columna de clave principal.
- onUpdate
- ReferentialAction
Acción que se va a realizar en las actualizaciones.
- onDelete
- ReferentialAction
Acción que se va a realizar en las eliminaciones.
Devoluciones
Generador para permitir que las anotaciones se agreguen a la operación.
Comentarios
Consulte Migraciones de bases de datos para obtener más información y ejemplos.
Se aplica a
AddForeignKey(String, String, String[], String, String, String, String[], ReferentialAction, ReferentialAction)
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
- Source:
- MigrationBuilder.cs
Crea un AddForeignKeyOperation objeto para agregar una nueva clave externa compuesta (varias columnas) a una tabla.
public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation> AddForeignKey (string name, string table, string[] columns, string principalTable, string schema = default, string principalSchema = default, string[] principalColumns = default, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onUpdate = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onDelete = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction);
public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation> AddForeignKey (string name, string table, string[] columns, string principalTable, string? schema = default, string? principalSchema = default, string[]? principalColumns = default, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onUpdate = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onDelete = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction);
abstract member AddForeignKey : string * string * string[] * string * string * string * string[] * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation>
override this.AddForeignKey : string * string * string[] * string * string * string * string[] * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation>
Public Overridable Function AddForeignKey (name As String, table As String, columns As String(), principalTable As String, Optional schema As String = Nothing, Optional principalSchema As String = Nothing, Optional principalColumns As String() = Nothing, Optional onUpdate As ReferentialAction = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction, Optional onDelete As ReferentialAction = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction) As OperationBuilder(Of AddForeignKeyOperation)
Parámetros
- name
- String
Nombre de la restricción de clave externa.
- table
- String
Tabla que contiene la clave externa.
- columns
- String[]
Lista ordenada de columnas restringidas.
- principalTable
- String
Tabla a la que está restringida la clave externa.
- schema
- String
Esquema que contiene la tabla o null
si se debe usar el esquema predeterminado.
- principalSchema
- String
Esquema que contiene la tabla principal o null
si se debe usar el esquema predeterminado.
- principalColumns
- String[]
Columnas a las que están restringidas las columnas de clave externa o null
para restringirlas a las columnas de clave principal.
- onUpdate
- ReferentialAction
Acción que se va a realizar en las actualizaciones.
- onDelete
- ReferentialAction
Acción que se va a realizar en las eliminaciones.
Devoluciones
Generador para permitir que las anotaciones se agreguen a la operación.
Comentarios
Consulte Migraciones de bases de datos para obtener más información y ejemplos.