CreateTableBuilder<TColumns>.UniqueConstraint 메서드

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정의

네임스페이스:
Microsoft.EntityFrameworkCore.Migrations.Operations.Builders
어셈블리:
Microsoft.EntityFrameworkCore.Relational.dll
패키지:
Microsoft.EntityFrameworkCore.Relational v1.0.6
패키지:
Microsoft.EntityFrameworkCore.Relational v1.1.6
패키지:
Microsoft.EntityFrameworkCore.Relational v2.0.3
패키지:
Microsoft.EntityFrameworkCore.Relational v2.1.11
패키지:
Microsoft.EntityFrameworkCore.Relational v2.2.6
패키지:
Microsoft.EntityFrameworkCore.Relational v3.0.0
패키지:
Microsoft.EntityFrameworkCore.Relational v3.1.0
패키지:
Microsoft.EntityFrameworkCore.Relational v5.0.0
패키지:
Microsoft.EntityFrameworkCore.Relational v6.0.0
패키지:
Microsoft.EntityFrameworkCore.Relational v7.0.0
패키지:
Microsoft.EntityFrameworkCore.Relational v8.0.0

테이블에서 고유한 제약 조건을 구성합니다.

public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddUniqueConstraintOperation> UniqueConstraint (string name, System.Linq.Expressions.Expression<Func<TColumns,object>> columns);
abstract member UniqueConstraint : string * System.Linq.Expressions.Expression<Func<'Columns, obj>> -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddUniqueConstraintOperation>
override this.UniqueConstraint : string * System.Linq.Expressions.Expression<Func<'Columns, obj>> -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.OperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AddUniqueConstraintOperation>
Public Overridable Function UniqueConstraint (name As String, columns As Expression(Of Func(Of TColumns, Object))) As OperationBuilder(Of AddUniqueConstraintOperation)

매개 변수

name
String

제약 조건 이름입니다.

columns
Expression<Func<TColumns,Object>>

제약 조건을 구성하는 열입니다.

반환

OperationBuilder<AddUniqueConstraintOperation>

여러 호출을 연결할 수 있도록 동일한 작성기입니다.

적용 대상