调用链接：主键 - 外键关系 [ ^ ] 。



详情请见：

Bookshelf：主键 - 外键关系 [ ^ ]

创建主键| Microsoft Docs [ ^ ]

创建外键关系| Microsoft Docs [ ^ ]

That "link" is called: Primary Key - Foreign Key relationship[^].

For further details, please see:
Bookshelf: Primary Key-Foreign Key Relationships[^]
Create Primary Keys | Microsoft Docs[^]
Create Foreign Key Relationships | Microsoft Docs[^]