save « Relationship « JPA Q&A





1. Hibernate not saving foreign key, but with junit it's ok    stackoverflow.com

I have this strange problem. In a J2ee webapp with spring, smartgwt and hibernate, it happens that I have a class A wich has a set of class B, both of ...

2. How to save objects having hasOne and belongsTo relationship in grails    stackoverflow.com

I have defined three classes. 1)

class Office extends Organization {

   String name
   DistanceChart distanceChart 
   static constraints = {
      name(nullable ...

3. Hibernate Designers?? Saving a many-to-many relationship    forum.hibernate.org

I have a "many-to-many" relationship in my DBMS with an intermediary table that has the normal PK/FKs *and* additionally columns in it describing the relationship between the tables. What I did in Hibernate is map this as a one-to-many on each side of this intermediary table. An example would be something like Employee-Projects-Project. Now say I want to save at the ...

4. Trying to save a Object relationship with anohter Object    forum.hibernate.org

I tried the following. My tables are like : Code: SQL> desc my_one; Name Null? Type ----------------------------------------- -------- --------------- MY_ID ...

5. Help saving to a join table in many to many relationship    forum.hibernate.org

I have a many to many relationship solved with a join table. My business requirements are such that there exists a many to many relationship between user and technology. This is resolved with the table user_technology. So whenever I want to associate a user to a technology what I essentially need to do is an insert into the user_technology table. My ...

7. Many-to-Many relationship not saving    forum.hibernate.org

Author Message Adamal Post subject: Many-to-Many relationship not saving Posted: Fri Apr 21, 2006 3:22 am Newbie Joined: Tue Apr 04, 2006 10:58 pm Posts: 6 Need help with Hibernate? Read this first: http://www.hibernate.org/ForumMailingli ... AskForHelp Hibernate version: 3.1 Mapping documents: Code:

8. Saving but not updating a many-to-many relationship    forum.hibernate.org

Newbie Joined: Thu Feb 19, 2009 8:06 am Posts: 5 I'm having trouble with this. When I save the object the intermediate table is updated with new inserts but nothing happens when I update the object. Here are the hbm files. The relationship I'm interested in is the one with SdxTipoperf. The table SDM_ALPRPERF is not being modified when I update ...

9. Cannot save one-to-one relationship tables through Hibernate    forum.hibernate.org

Hi, I have 2 tables with one to one relationships. But when saving the objects, I always got errors saying: Quote: Caused by: java.sql.BatchUpdateException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'desc, id) values ('Test description here', 37)' at line 1 Tables: Test ...