CreateTableBuilder<TColumns>.ForeignKey 메서드

정의

네임스페이스:

Microsoft.EntityFrameworkCore.Migrations.Operations.Builders

어셈블리:

Microsoft.EntityFrameworkCore.Relational.dll

패키지:

Microsoft.EntityFrameworkCore.Relational v9.0.0

오버로드

ForeignKey(String, Expression<Func<TColumns,Object>>, String, String, String, ReferentialAction, ReferentialAction)	테이블에서 단일 열 외래 키를 구성합니다.
ForeignKey(String, Expression<Func<TColumns,Object>>, String, String[], String, ReferentialAction, ReferentialAction)	테이블에서 다중 열(복합) 외래 키를 구성합니다.

ForeignKey(String, Expression<Func<TColumns,Object>>, String, String, String, ReferentialAction, ReferentialAction)

Source:

CreateTableBuilder.cs

테이블에서 단일 열 외래 키를 구성합니다.

public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation> ForeignKey (string name, System.Linq.Expressions.Expression<Func<TColumns,object>> column, string principalTable, string? principalColumn = default, string? principalSchema = default, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onUpdate = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onDelete = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction);

abstract member ForeignKey : string * System.Linq.Expressions.Expression<Func<'Columns, obj>> * string * string * string * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation>
override this.ForeignKey : string * System.Linq.Expressions.Expression<Func<'Columns, obj>> * 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 ForeignKey (name As String, column As Expression(Of Func(Of TColumns, Object)), principalTable As String, Optional principalColumn As String = Nothing, Optional principalSchema 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)

매개 변수

name

String

외래 키 제약 조건 이름입니다.

column

Expression<Func<TColumns,Object>>

외래 키에 사용되는 열입니다.

principalTable

String

외래 키가 제한되는 테이블입니다.

principalColumn

String

외래 키 열이 제한되는 열입니다.

principalSchema

String

외래 키가 제한되는 테이블이 포함된 스키마입니다.

onUpdate

ReferentialAction

ReferentialAction 업데이트에 사용할 입니다.

onDelete

ReferentialAction

ReferentialAction 삭제에 사용할 입니다.

반환

OperationBuilder<AddForeignKeyOperation>

여러 호출을 연결할 수 있도록 동일한 작성기입니다.

ForeignKey(String, Expression<Func<TColumns,Object>>, String, String[], String, ReferentialAction, ReferentialAction)

Source:

CreateTableBuilder.cs

테이블에서 다중 열(복합) 외래 키를 구성합니다.

public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation> ForeignKey (string name, System.Linq.Expressions.Expression<Func<TColumns,object>> columns, string principalTable, string[]? principalColumns, string? principalSchema = default, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onUpdate = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction, Microsoft.EntityFrameworkCore.Migrations.ReferentialAction onDelete = Microsoft.EntityFrameworkCore.Migrations.ReferentialAction.NoAction);

abstract member ForeignKey : string * System.Linq.Expressions.Expression<Func<'Columns, obj>> * string * string[] * string * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction * Microsoft.EntityFrameworkCore.Migrations.ReferentialAction -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddForeignKeyOperation>
override this.ForeignKey : string * System.Linq.Expressions.Expression<Func<'Columns, obj>> * 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 ForeignKey (name As String, columns As Expression(Of Func(Of TColumns, Object)), principalTable As String, principalColumns As String(), Optional principalSchema 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)

매개 변수

name

String

외래 키 제약 조건 이름입니다.

columns

Expression<Func<TColumns,Object>>

외래 키에 사용되는 열입니다.

principalTable

String

외래 키가 제한되는 테이블입니다.

principalColumns

String[]

외래 키 열이 제한되는 열입니다.

principalSchema

String

외래 키가 제한되는 테이블이 포함된 스키마입니다.

onUpdate

ReferentialAction

ReferentialAction 업데이트에 사용할 입니다.

onDelete

ReferentialAction

ReferentialAction 삭제에 사용할 입니다.

반환

OperationBuilder<AddForeignKeyOperation>

여러 호출을 연결할 수 있도록 동일한 작성기입니다.