1. Hibernate: save and retrieve immediately coderanch.comHi there, I have a particular requirement where in I need to insert data into a table via Hibernate and fetch it back immediately. Typically (correct me if I am wrong) in Hibernate there is 1 operation for insert and then a subsequent operation for fetch. I want to somehow chain these 2 operations into one transaction such that the session ... |
2. Able to retrieve object with collection but not saving. forum.hibernate.orgI have doing the very first example: Person and Event It defines the one-to-many relationship. One person is assigned many events. My problem is that i m not abled to store event for a person. But i can retrieve details. xml goes like this: |
3. Best way to execute code after successful save/retrieve forum.hibernate.orgI'm curious as to the best place to put some code that I want to execute after save or retrieve completes. Currently I have done this in the Interceptor's onSave and onLoad methods, but these are called BEFOR save or load is completed. I believe I could cache all the objects I receive in onLoad or onSave and then iterate over ... |
4. Save/Update/retrieve bi-directional one-to-many association forum.hibernate.orgI have a bi-directional one-to-many association and I want to call the parent.saveOrUpdate() to save both parent and child. I want Hibernate to distinguish between a save or update but it cannot. Instead, I used a work around --> Parent p = p.load(parentID); and if parent is loaded then update(); else save(). That works but I think I should be able ... |
5. retrieve derived field on save/update -- tagging system forum.hibernate.orgis there any way to retrieve a derived field on save or update? the reason i need to do this is because I am trying to implement a tagging system, where each tag has an auto-generated ID from the database, but i want the tag itself to be the unique property. for example there is only one tag named 'test' in ... |
6. Hibernate saves an empty object when fetching an other forum.hibernate.orgHibernate version: 3 Situation: I have 3 classes that are linked 1 that holds a collection of objects of type 2 and type 2 holds 1 of type 3 When i save 1 all the others get saved as well (all good there), cascade is set to save-update as it should. The problems start when i try to fetch an object ... |
7. Retrieve newly saved object ID forum.hibernate.org |
8. Fetch problem after save/update forum.hibernate.orgHi all!! I have a problem with 2 entities. Example: Code: @Entity public class Person{ ..... @ManyToOne @JoinColumn(name="id_adress") private Address address; ...... } and @Entity public class Address{ ..... @Id @Column(name="id_address") private Long idAddress; ... |