hierarchy « Load « JPA Q&A





1. How to get Hibernate FetchProfile to load deep child objects in the hierarchy    stackoverflow.com

I have the same question as someone posted in the Hibernate Community: FetchProfiles. For performance reasons I have a relationship in the data model as follows:

...C -[FetchType.LAZY]-> D -> [FetchType.LAZY] ...

2. How to have a hierarchy of hibernate objects to load all the lazy associations?    stackoverflow.com

Suppose I have a deep hierarchy of beans, with many lazy associations. What if I want them to load all these associations (with going object by object and trying to access ...

3. Load parent/child hierarchy with hibernate controlling leafs    stackoverflow.com

I am trying to load from a database a graph of parent/child objects (similar to the DefaultMutableTreeNode object of Java). There is a simple one-to-many association between the 2. The total ...

4. Table per class hierarchy & eager loading    forum.hibernate.org

hi everybody, since the table per subclass strategie was too slow, i switched to the table-per-class-hierarchy strategie to represent the following inheritance: My problem: i usually don't want to recieve the data from all descriptors. i'm am using query by criteria (since it makes it so easy to create dynamic queries). when i only include restrictions on the image columns, the ...

5. Lazy loading tree hierarchy issue    forum.hibernate.org

Hello, We are having a problem implementing lazy loading while creating a tree hierarchy with hibernate. Our hbm files are created with annotations, but I'll start with the hbm directly as the example... it has been copied below. What I'm currently seeing is when a PccTier is accessed, either from the code below, or using session.get(PccTier.class, Long), initially the parentTier is ...

6. "Table per class hierarchy" objects loading proble    forum.hibernate.org

Here is a mapping file, which describes the hierarchy of two classes Code: ...

7. dom4jSession: class hierarchy not correctly loaded ?    forum.hibernate.org

Hello, i'm facing a problem when loading a class hierarchy as XML with a dom4j-Session. I have the following setup: class A class B extends A class C extends A B and C are mapped as joined-subclasses of A. When i load a Collection that consists of B's and C's as XML the elements are all named : Code: ...

8. Loading base-class of a joined-subclass hierarchy - solution    forum.hibernate.org

Need help with Hibernate? Read this first: http://www.hibernate.org/ForumMailingli ... AskForHelp Hibernate version:3.2.6.ga Name and version of the database you are using:Oracle 10g I have a class hierarchy with a base class and some 17 derived classes, all extending from a single base. We have such a table structure in the DB already, so mapping it back to the classes. The parent ...