通过

IEntityTypePrimaryKeyChangedConvention.ProcessEntityTypePrimaryKeyChanged 方法

  • 参考

定义

命名空间:
Microsoft.EntityFrameworkCore.Metadata.Conventions
程序集:
Microsoft.EntityFrameworkCore.dll
包:
Microsoft.EntityFrameworkCore v3.0.0
包:
Microsoft.EntityFrameworkCore v3.1.0
包:
Microsoft.EntityFrameworkCore v5.0.0
包:
Microsoft.EntityFrameworkCore v6.0.0
包:
Microsoft.EntityFrameworkCore v7.0.0
包:
Microsoft.EntityFrameworkCore v8.0.0

在实体类型的主键更改后调用。

public 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 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
Public Sub ProcessEntityTypePrimaryKeyChanged (entityTypeBuilder As IConventionEntityTypeBuilder, newPrimaryKey As IConventionKey, previousPrimaryKey As IConventionKey, context As IConventionContext(Of IConventionKey))

参数

entityTypeBuilder
IConventionEntityTypeBuilder

实体类型的生成器。

newPrimaryKey
IConventionKey

新的主键。

previousPrimaryKey
IConventionKey

旧的主键。

context
IConventionContext<IConventionKey>

与约定执行关联的其他信息。

适用于