one-to-many

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Core data save an object with a relationship to an existing object in the database

I am trying to save a new Object to my context, that will have a foreign key reference (relationship many-to-many) to an object already in the database.[详细]

2023-04-10 10:05 分类：问答
Adding item to a list/collection (with MVC EF 4.1 code first)

Having problem with adding ite开发者_开发技巧m/object into a list/collection. This is what I\'ve done so far...[详细]

2023-04-09 22:16 分类：问答
JPA: @JoinTable - Both columns are Primary Keys.. How do I stop that?

This is my annotation I use to generate my Join Table. @OneToMany(cascade = CascadeType.ALL) @JoinTable(name = \"service_operations\",[详细]

2023-04-09 11:30 分类：问答
JPA (hibernate) relation OneToMany with date

I need to create hibernate relation one to many between Department and Person (one Department has many persons).[详细]

2023-04-09 09:21 分类：问答
Hibernate relation OneToMany with non unique key

I am not able to describe my problem, I try it again with example: I have two entities (tables): Department and Person. Both tables have a field CODE which is not unique.[详细]

2023-04-09 00:48 分类：问答
Fluent Nhibernate - Joining/reference table from two classes

I have three classes: Class A { string name IList<AB> list } Class B { name } Class AB { A a B b } Class B exists separate from A.It exists in its own right, and of is part of similar list[详细]

2023-04-08 21:06 分类：问答
How to create one to many in SQLITE3?

How to create one to many in SQLITE3? I have 2 tables: Mans: _idname 1antony 2fred and point _iddatepoint 1开发者_如何学运维2377[详细]

2023-04-08 17:37 分类：问答
One to many mapping. NHibernate

I was looking at \'NHibernate 3 Beginner\'s Guide\' book and found interesting tip: 开发者_JAVA百科 In a real life inventory application, you will probably want to avoid[详细]

2023-04-08 05:13 分类：问答
Using One-to-Many associations with H2, JPA annotations and Hibernate Problem

We\'re using a combination of H2, JPA annotations, Spring and Hibernate to develop our webapp. We\'re using H2 in compatiability mode with MODE=Oracle.[详细]

2023-04-07 10:01 分类：问答
Android: ContentProvider for each table / handling one-to-many relationships

When using a content provider for SQLite database access Is it better practice to have a content provider for each table or to use one for all tables?[详细]

2023-04-06 23:35 分类：问答