one-to-one
Django: How to define a model relationship to achieve the following?:
My app has clients that each have a single billing profile. I\'m envisioning my app having a \"Client\" model with an attribute called \"billing_profile\" which would reference another model called \[详细]
2022-12-15 03:47 分类:问答Linq 2 SQL One to Zero or One relationship possible?
Is it possible to create a one to zero or one relationship in Linq2SQL? My understanding is that to create a one to one relationship you create a FK relationship on the PK of each table.[详细]
2022-12-14 11:44 分类:问答Is it possible to have a OneToOne relation to a class hierarchy persisted using JoinedBase?
I\'d like one of my entities to have a one-to-one relationship with a class hierarchy. Think of it like a Strategy pattern, where each strategy needs different parameters to be persisted. I tried usin[详细]
2022-12-13 22:33 分类:问答Hibernate one-to-one entity association with shared PK between 3 classes
I want a unidirectional one-to-one relationship between objects of 3 java classes: Person to Heart, and Person to Liver. I want the objects to share the same PK i.e. every person has a corresponding h[详细]
2022-12-13 08:35 分类:问答Castle ActiveRecord OneToOne and JoinedBase/Key all together, No SQL Relations Created
I\'d like to model the following relationship. [JoinedBase] MasterForm{ Guid MasterFormId {get;set;} /* some base properties like modifiedBy etc... */[详细]
2022-12-13 03:00 分类:问答