ValueGenerationConvention.ProcessEntityTypePrimaryKeyChanged 方法
定義
重要
部分資訊涉及發行前產品,在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊,不做任何明確或隱含的瑕疵擔保。
變更實體類型的主鍵之後呼叫。
public virtual void ProcessEntityTypePrimaryKeyChanged (Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionEntityTypeBuilder entityTypeBuilder, Microsoft.EntityFrameworkCore.Metadata.IConventionKey newPrimaryKey, Microsoft.EntityFrameworkCore.Metadata.IConventionKey previousPrimaryKey, Microsoft.EntityFrameworkCore.Metadata.Conventions.IConventionContext<Microsoft.EntityFrameworkCore.Metadata.IConventionKey> context);
public virtual void ProcessEntityTypePrimaryKeyChanged (Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionEntityTypeBuilder entityTypeBuilder, Microsoft.EntityFrameworkCore.Metadata.IConventionKey? newPrimaryKey, Microsoft.EntityFrameworkCore.Metadata.IConventionKey? previousPrimaryKey, Microsoft.EntityFrameworkCore.Metadata.Conventions.IConventionContext<Microsoft.EntityFrameworkCore.Metadata.IConventionKey> context);
abstract member ProcessEntityTypePrimaryKeyChanged : Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionEntityTypeBuilder * Microsoft.EntityFrameworkCore.Metadata.IConventionKey * Microsoft.EntityFrameworkCore.Metadata.IConventionKey * Microsoft.EntityFrameworkCore.Metadata.Conventions.IConventionContext<Microsoft.EntityFrameworkCore.Metadata.IConventionKey> -> unit
override this.ProcessEntityTypePrimaryKeyChanged : Microsoft.EntityFrameworkCore.Metadata.Builders.IConventionEntityTypeBuilder * Microsoft.EntityFrameworkCore.Metadata.IConventionKey * Microsoft.EntityFrameworkCore.Metadata.IConventionKey * Microsoft.EntityFrameworkCore.Metadata.Conventions.IConventionContext<Microsoft.EntityFrameworkCore.Metadata.IConventionKey> -> unit
Public Overridable Sub ProcessEntityTypePrimaryKeyChanged (entityTypeBuilder As IConventionEntityTypeBuilder, newPrimaryKey As IConventionKey, previousPrimaryKey As IConventionKey, context As IConventionContext(Of IConventionKey))
參數
- entityTypeBuilder
- IConventionEntityTypeBuilder
實體類型的產生器。
- newPrimaryKey
- IConventionKey
新的主鍵。
- previousPrimaryKey
- IConventionKey
舊的主鍵。
- context
- IConventionContext<IConventionKey>
與慣例執行相關聯的其他資訊。