I have a question about the way Django models the one-to-one-relationship. Suppose we have 2 models: A and B:
We have the following mapping: @Entity public class A { private B b; @OneToOne public B getB() { return b; }
I am new to developing with mongodb.This may be a noobish question but I was wondering what the benefit in creating a 1:1 embedding is in mongodb? Why is usef开发者_运维问答ul over attributes which ho
I currently have a one-to-many relation between 2 table: I have: Table A (id, ...) Table B (tableAId, ...) (has no id of it\'s own).
I have a problem with \"Doctrine2\". When attempting to save a relationship \"ManyToMany\" or \"OneToOne\" PHP leave exception error! I leave the error so that you can help me.
I am currently trying to add a one to one foreign key relationship in LightSwitch. It is be开发者_如何学编程tween an ID and a username. Ideally I would be able to show the username wherever the relate
I have two base abstract classes and there are multiple additional classes derived from these two, adding additional attributes etc.
I cant get at One-to-One relationship working with Fluent NHibernate. I haveUser and UserDetails tables and they \'share\' a primary key. How do I map them?
I\'m working on a project with the following objective: A User can create a Challenge and select an optional Rival to take part of this challenge. The Challenge generates Daily entries and will track
i created a class @Entity public class **Department** implements Serializable { @Id @GeneratedValue(strategy = GenerationType.AUTO)
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