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1. Hibernate lost reference after calling save. Do you know why?    stackoverflow.com

Take a look at the following classes (UNIdirectional @OneToMany)

@Entity
public class Team {

    private Integer id = -1;

    @Id
    @GeneratedValue
    ...

2. Hibernate won't save into database    stackoverflow.com

I mapped some classes to some tables with hibernate in Java, i set Hibernate to show SQL, it opens the session, it shows that it does the SQL, it closes the ...

3. I want to delete record(s) from child table after calling save/update on parent using hibernate    stackoverflow.com

I want to delete record(s) from child table after calling save/update on parent using hibernate

4. Saving manually created objects using NHibernate    stackoverflow.com

I am trying to use NHibernate to save an object that was completely manually created. My mappings are in place and I currently have no data in the database. ...

5. Hibernate JPA one-to-one saving child class entity    stackoverflow.com

I have a one-to-one relationship using PrimaryKeyJoinColumn annotated on the parent side. And now I want to save the child entity by itself. For example, I have Employee and EmpInfo as the ...

6. Save child objects automatically using JPA Hibernate    stackoverflow.com

I have a one-to-many relation between Parent and Child table. In the parent object I have a

List<Child> setChilds(List<Child> childs)
I also have a foreign key in the Child table. This ...

7. Hibernate, save the datas from a Map    stackoverflow.com

i want to save the datas on hibernate dynamically from a Map(like HashMap).

String entityname = "table1";
Map<String,Object> myMap;

session.save(entityname, myMap);
My HashMap has informations like : {videoResolution=921600} but i get following error :
org.hibernate.MappingException: Unknown ...

8. saving mapped collection in new entity    stackoverflow.com

I've read the documentation and thought I'd be able to do the following.... map my classes as so (which does work)

@Entity
public class ParentEntity
{
...
    @OneToMany(mappedBy = "parent")
  ...

9. Save object with Hibernate annotations?    stackoverflow.com

I just wanna ask know how its possible to create object after creating your database with Hibernate annotations? When i run the code below, it creates the database with the objects, but ...





10. Child saving is optional while saving parent    stackoverflow.com

I have parent and child tables. they have one to many relationship. my requirement is when child object is null then it should persist only parent object. how can i achieve ...

11. Hibernate parent/child relationship. Why is object saved twice?    stackoverflow.com

I am looking into Hibernate's parent/child relationships. I have 3 entities Employee Customers and Orders. Their relationship is
Employee 1 <-> N Orders
Customer 1 <-> N Orders ...

12. hibernate : parent contains a collection of children, when child is deleted/saved I want to automatically "refresh" parent's collections    stackoverflow.com

So if a child is created or deleted, I want to remove/add to collection on parent without manually calling accessing the collection or retreving a new parent object from the session. Is ...

13. Hibernate :Save Parent automatically before saving Child    stackoverflow.com

I have a parent-child relationship:

@Entity
@Table(name = "user")
public final class User
{
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Integer userID;

    @Column(name = ...

14. Child record not saved in one-to-many hibernate    coderanch.com

I am trying to do a simple parent child save assuming hibernate will insert child record when i will call save on parent. Parent xml IA_CONTROLAGENTID

15. Saving parent, children and grandchildren in Hibernate    coderanch.com

Hello, My datastructure is something like this: Single Page contains many samples and each sample contains many sample items. I am trying to insert all the screen data at a go, through a single call of session.save( Page ) For this, after creating a new page, adding samples and sample items to each of the samples on the UI, I convert ...

16. Hibernate - Issue when saving a value object and child value object    coderanch.com

I have 2 Value Objects, the main one (VO1) and its child objects (VO2). VO1 has a property Reference in the format ABC/A123. This is a uniqely generated value on create. Also on the create a VO2 is also saved. What I need to do is grab the A123 part of the Reference property in VO1 and save it on VO2. ...





17. Unable to Save the object of a child class    forum.hibernate.org

Newbie Joined: Sun Oct 11, 2009 2:32 am Posts: 5 Hi, Am relatively new to Hibernate. However, i am stuck, please help. Brief Background: The application is to get information about different machines and store the info in the database. One main class: MachineDetails. Primary key is the IP address. Another child class "HardDiscDetails". There is a foreign key constraint from ...

20. SOLVED: Can't save child by saving parent (again!)    forum.hibernate.org

...

21. inheritance - saving the inherited object    forum.hibernate.org

Hi, I have: Code: @Entity @Table(name="persons") @Inheritance(strategy=InheritanceType.JOINED) class Person { long id; String name; ... } @Entity @Table(name="fiancees") class Fiancee extends Person { boolean isWoman; ... } @Entity @Table(name="fiancee_pairs") class FianceePair { Fiancee fianceeHe = new Fiancee(); Fiancee fianceeShe = ...

22. inheritance - saving the object od another class    forum.hibernate.org

23. Saving a Parent Mapping    forum.hibernate.org

I am sure this has been asked before, haven't easily been able to find it but I have a parent with a list of entites. Say a user with a collection of cost objects, I am trying to save the user which has a mapped by on the collection, using the HibernateTemplate save from Spring. The User entity saves fine but ...

24. How to save Entity without saving mapped object (child)?    forum.hibernate.org

New to Hibernate. For example: @Entity @Table(name = "baseline") public class Baseline implements Serializable { private Integer id; @Id public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } private Family family; @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "family_id) public Family getFamily() { return family; } public void setFamily(Familyfamily) { this.family= family; } } Is there ...

25. Parent key cannot be saved in child table as foreign key    forum.hibernate.org

I have simple one to many relation, 1 parent has multiple child. In child table .. there's a field consist parent's key as Foreign Key. Both parent and child was saved in table, but the parent's key cannot be saved in child table. This is my xml mapping files of parent and child

26. Parent-Children save problem with Hibernate 2.1.1    forum.hibernate.org

hi everyone, and sorry to bother you with another Parent/Children problem. I'm just trying to do a simple session.save(parent) that should also save children. But it inserts the parent and then tries to update children (not saved yet) Here is my code: /////////////////////// [code]Session session = HibernateUtil.currentSession(); Transaction tx = session.beginTransaction();[/code] Parent p = new Parent(); p.setName("parentName"); p.setChildren(new ArrayList()); Child c ...

27. saving child objects    forum.hibernate.org

my objectA is mapped to tableA my objectA has a set (java.util.Set) that set has objectB my objectB is mapped to tableB I am doing a session.save(objectA); will my data in objectB saved during the same call? my mapping file is like this Code: ...

28. Not saving children    forum.hibernate.org

Author Message vinodsingh Post subject: Not saving children Posted: Fri Feb 06, 2004 2:52 am Beginner Joined: Mon Dec 15, 2003 5:25 am Posts: 48 Location: Delhi, India Hi All, I am new to hibernate. I tried to persist Sales Order object (one to many) but it is saving the data only in the master table not in the ...

29. Foreign key not being set when saving Object child arrays    forum.hibernate.org

Author Message tnine Post subject: Foreign key not being set when saving Object child arrays Posted: Fri Feb 13, 2004 10:20 pm Regular Joined: Fri Feb 13, 2004 10:02 pm Posts: 90 This is my hibernate file that contains all of the mappings for my classes. Code:

30. How to save parent-child in one-to-many association?    forum.hibernate.org

Exception when save method called. Exception: Code: Hibernate: insert into de_purchase_order (PO_NO, INVOICE_NO, ORDER_DATE, CUSTORMS_DECLARATION_NO) values (?, ?, ?, ?) Hibernate: select @@identity Hibernate: update de_purchase_order_line set PURC_ORDER_ID=? where id=? 2004-02-23 16:15:17,023(2453) [main] ERROR net.sf.hibernate.impl.SessionImpl - Could not synchronize database state with session net.sf.hibernate.TransientObjectException: object references an unsaved transient instance - save the transient instance before flushing: com.dealeasy.ems.monitor.table.DePurchaseOrderLineModel ...

31. Automatically saving parent-child maps?    forum.hibernate.org

Newbie Joined: Mon Feb 09, 2004 5:49 am Posts: 17 Hi there, I've been playing around with Hibernate just recently and have been dabbling in the common parent-child capabilities that Hibernate offers. I've run through the Set examples successfully and have looked through the "Parent-Child" documentation and the "Inside inverse=true" examples, which have both been very useful! I'm hoping to use ...

32. Problem saving/deleting parent with 2 sets of children    forum.hibernate.org

I am having a problem either creating or deleting an object graph where the parent has 2 sets of children, depending on the order in which the child sets are declared in the mapping file. class A { Set bChildren; Set cChildren; } Class B { A parent; } Class C { A parent; B friend; } In the mapping file ...

33. HibernateException when saving children    forum.hibernate.org

Author Message GG_Peter Post subject: HibernateException when saving children Posted: Wed Apr 28, 2004 8:25 am Regular Joined: Wed Apr 21, 2004 10:57 am Posts: 62 Location: Hasselt, Belgium I create a parent named Ploeg with PloegRenners as Children. When saving Ploeg he throws the following exception. I've read the forum to find the same exception, but none of ...

34. Child is not saved automatically .    forum.hibernate.org

Hi all, I am trying to save a new object as follow : Idea idea = new Idea(); idea.setXXX(); idea.setAttachments(new ArrayList()); Attachment a1 = new Attachment(); a1.setXXX(); idea.getAttachments().add(new Attachment()); mySession.save(idea) only idea is saved by a1 is not saved. Is this the expected behaviour or a1 should be saved automatically ? and idea to a1 is mono-directional. Thanks. Perseus Here is ...

35. Failed to save child object in one-to-many    forum.hibernate.org

I am running into exception when I use following one-to-many mapping using Hibernate. I need favor in this one-to-many mapping when the child has composite key in it. My java classes are as follows: public class Order { int orderId; //PK Set orderLineItem; ...... } public java OrderLineItemPK { int lineNo; int orderId; } public java OrderLineItem { OrderLineItemPK pk; String ...

36. Problem saving Map with parent object    forum.hibernate.org

Author Message rmangi Post subject: Problem saving Map with parent object Posted: Wed Jul 28, 2004 3:50 pm Newbie Joined: Wed Jul 28, 2004 3:20 pm Posts: 16 I've been fighting this one for a few days and I'm completely at a loss. I've read the docs, examples, forums, etc. I have a parent object with a map of ...

37. Parent-child: when child is saved foreign key not populated    forum.hibernate.org

Author Message anna_n Post subject: Parent-child: when child is saved foreign key not populated Posted: Thu Aug 19, 2004 3:49 pm Newbie Joined: Tue Dec 23, 2003 2:02 pm Posts: 3 Hello. I did not see anything similar to my issue so I am posting this. I do not have any errors but I have an Application object (parent) ...

38. Saving from child on Parent/Child relationship    forum.hibernate.org

Hi, I'm having a similar problem, and chapter 16 of the Hibernate docs doesn't seem to relate all that well. We're using Hibernate in a large project, and are in the process of cleaning up/optimizing the mapping file. We are running Hibernate 2.1.6, on Oracle. We have: - parent doesn't reference children - child class references one parent (many-to-one) - child ...

39. Inherited property not saved at all Strange!!!    forum.hibernate.org

hibernate version:latest Hello all, I have 2 mapping files -> standard parent child r/s but in the child mapping file there are multiple joined subclasses and the parent is the parent of these multiple subclasses. now obviously, these multiple child sub classes will need a foreign key to the parent class so i put the to the parent at the ...

40. Problems with save childs in one to many relationships    forum.hibernate.org

I have a 'one-to-many' relationship between the class NotaPedido (one) and ItemNotaPedido (many). Both classes have id generator class = increment. When i have an empty database, and i save the pojo NotaPedido with its childs ItemNotaPedido, that work OK. But, when i want to save a second Pojo hibernate give me an Exception. I think that my problem is that ...

41. Parent/Child relationship...parent-saved,child-notsaved    forum.hibernate.org

Newbie Joined: Wed Sep 01, 2004 1:26 am Posts: 2 Location: India Hello, I am very much new to hibernate. I was writing a small application on JBoss. The application contains only 2 classes Animal and Animal_Cat. Data shall be stored in two different tables namely ParentTable and KidTable. The KidTable has got a foreign key relation with the ParentTable. Data ...

42. saving new children updates siblings tiemstamp    forum.hibernate.org

Hibernate 1.2.3 on MYSQL 4.0.1.7 When I try to save 2 new children of a parent child relationship, I find that all the timestamp fields of the siblings get updated also. I would like the timestamps of the existing children to remain as they are. The parentobject is mapped as follows:

43. one-to-one mapping is not updated when parent is saved    forum.hibernate.org

Contract Rule Value protected ...

44. Automatically save child object when parent saved    forum.hibernate.org

I've been beating my head against a wall with this one and I was hoping someone might be able to help. I have a number of classes I wish to persist, each of which implements an AddressOwner interface and contains a collection of Address objects, which I'm mapping as one-to-many relationships, using an 'address' table. Because the same class (Address) is ...

45. use save in child tables    forum.hibernate.org

46. Saving a parent-child relationship    forum.hibernate.org

Newbie Joined: Mon May 09, 2005 7:48 am Posts: 5 I am using Hibernate 3, and I have a very basic relationship of a Employee and Address class: Code: ...

48. CAN I INSER BOTH PARENT AND CHILD using single save(parent)?    forum.hibernate.org

Hi, Can I save parent and child details using single save? For ex, if I have Employee and Address objects in one-to-many form, is it possible for me to save one employee with 3 addresses in a single session.save(employee), after having set employee.setEmployees() Collection???? Or do I need to save parent first and then children???? Please advise???

49. Parent Saves But Child Does Not    forum.hibernate.org

I seem to be having issues saving child records when calling the saveOrUpdate method. The parent record saves perfectly, however, the child record refuses to save. In addition, no errors appear in the log. Here are the .hbm docs: PARENT:

50. Parent Saves But Child Does Not    forum.hibernate.org

I seem to be having issues saving child records when calling the saveOrUpdate method. The parent record saves perfectly, however, the child record refuses to save. In addition, no errors appear in the log. Here are the .hbm docs: PARENT:

51. How to save Parent object given the Child object    forum.hibernate.org

Hello I am writing a generic program which need to retrieve every dependent (both parent and child) records given a value of a filed from any table. E.g: Given user_id, I need to retrieve the group(parent objet) and user_details(child object). The "big object" is then transfered to a second detabse using session.replicate(). I don't have any problem starting from the parent ...

52. mapping 3 tables linked with each other - error on save    forum.hibernate.org

Hi, I can't seem to map properly 3 objects/tables with cascades, and I get an error when I try to save the top level object. I have already spent more then a few hours trying to figure this one out by myself and I would greatly appreciate some help on the issue. To make matters simple, I will call the objects ...

53. Child object save autotmatically.    forum.hibernate.org

Background: I am using Hibernate 3 in a web application. I use OpenSessionInView filter to open a session-per-request. On each request I start hibernate transaction and at the end I make: commit transaction. If any exception occurs I make a rollback. Problem: I have a screen that shows an object and its childs are detailed in a table. One column in ...

54. Erasing reference to parent record in child on parent save    forum.hibernate.org

The question: Having a master-details record update problem. When I have a master record (ORDERS table, in my case) with a Set of details (LINE_ITEMS in my case) and use hibernate to update the master/ORDER record, I'm getting a *second* update statement being generated: Code: update LINE_ITEM set ORDER_NUM=null where ORDER_NUM=? ORDER_NUM is ORDER's primary key field, so basically, it's issuing ...

55. Child record not saved in one-to-many hibernate    forum.hibernate.org

Mapping documents: Parent IA_CONTROLAGENTID

56. Hibernate calls update (rather than save) on children.    forum.hibernate.org

I am using Hibernate 1.3.1 in Spring. My database is Oracle 10g express. I have the following object tree: Portfolio {id, name, List positions} Position {id, symbol, nShares} Here is the mapping file:

57. How to save object of child table Hibernate    forum.hibernate.org

Hi all, I am very new to Hibernate. I have two tables structure. Dept: ------------- dno number(2) primary key dname varchar(20) Emp: --------------------- eno number(5) primary key ename varchar(20) dno number(2) foriegn key --------------------------------------------- I have couple of quesions. 1. How will I insert a rcord into Emp table whose having may-to-one relationship to dept table? 2. How will I select ...

58. Mapped Sequenced Column saved wrongly in Oracle 9i (9.0.1.1)    forum.hibernate.org

Environment : Oracle 9i (9.0.1.1.1) Hibernate Version : Hibernate2 Dialect : Oracle9Dialect I do have table named (TABLE) with unquie column tableRowId and used sequence id generation with the Sequence (TABLE_SEQ) created in the DB. ---------- HBM file ---------- TABLE_SEQ ...

59. 'Unable to resolve property' saving one-to-one mapping    forum.hibernate.org

I am getting an exception when trying to save an object that has a unidirectional one-to-one mapping using a primary key association. The exception is: Unable to resolve property: person ; nested exception is org.hibernate.HibernateException: Unable to resolve property: person org.springframwork.orm.hibernate3.HibernateSystemException: Unable to resolve property: person ; nested exception is org.hibernate.HibernateException: Unable to resolve property: person org.hibernarte.HibernateException: Unable to resolve property: ...

60. Problems saving map    forum.hibernate.org

...

61. Save() doesn't work properly with map, update fixes    forum.hibernate.org

Session.save() does not save values properly to the link table for a hashmap. The generated SQL shows that values are saved to the parent object's table and child object's table, but not the corresponding link table. If I do a merge after the save, the link table is updated. But for obvious reasons I wouldn't like to do a save/merge every ...

62. Cannot save a child with UUID as primary    forum.hibernate.org

The problem is that a child with primary as uuid is not being inserted into the database, though DEBUG log says it is being saved. As soon as I replace uuid generator with native, and make changes from String to Long, and change the database field from VARCHAR to BIGINT with Autoincrement, the record is being inserted without any problems. I ...

63. saving child object    forum.hibernate.org

Hi I am using hibernate 3 and Spring 2. I have noticed when I save newly created parent object along with a list of child objects, (also newly created) with the id generator sequence (oracle)the foreign key field in the child objects are saved to the DB but not into the objects themselves: I have class Publisher which has a collection ...

64. could not save by child, have to save by parent    forum.hibernate.org

65. when save parent, the children do not get saved    forum.hibernate.org

Hi, I have a question and it could be a very simple/silly question for you. Please reply back to my post immediately as soon as possible. Please treat this as very urgent. Thanks a lot for the help in advance. When I save a parent, the children do not get saved, unless i save them independently. Is there anyway that i ...

66. Simple Collection Mapping on Single Save    forum.hibernate.org

67. Saving 2 levels of parent-child relationship    forum.hibernate.org

68. Saving a bi-directional child on 2 'owners'    forum.hibernate.org

Using Hibernate 3.2.6.ga I have bi-directional Parent and Child classes. And have a UncleChild class. In the beginning of the transaction I save the Parent. It inserts the Parent and all the children. Later in the same transaction I uncleChild.setChild(parent.getChildren().get(0)) and save the uncleChild. It now tells me org.hibernate.PropertyValueException: not-null property references a null or transient value: com.myapp.UncleChild.child Its definitely not ...

69. Saving a cleared map    forum.hibernate.org

Author Message kambha Post subject: Saving a cleared map Posted: Fri Jun 27, 2008 7:28 pm Newbie Joined: Thu May 08, 2008 7:07 am Posts: 5 This is a new post of an issue I mentioned previously. This time, I have bit the bullet and decided to show more code. Hibernate version: 3.2.6.ga (according to the POM file) Mapping ...

70. Save mapped object to a different table?    forum.hibernate.org

Hi guys, I have an entity mapped to a certain table. I have a tool that looks for expired objects based on some date and I want to essentially "move" the entry to an archive table. This involves (I think) writing the object to the archive table and deleting it from the original one. Entities are mapped to a table in ...

71. unable to save record using parent child relationship    forum.hibernate.org

Hi I am developing an e-commerce site.My requirement is that a person can have multiple address.Now when i am saving record for a person who has multiple address then i am getting these error Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1 at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93) at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79) My hbm file is

72. child not getting saved    forum.hibernate.org

73. Parent needs to be saved before child    forum.hibernate.org

74. Saving the configurations and mapping    forum.hibernate.org

Hello, The fat client Java application we are currently working on is using more than 800 mapping file. The configuration and the file mapping are always restarted when the application is restarted (sorry I don't think we can change that). So my question is, is there a way to optimize this loading time ? Maybe by serializing and saving to a ...

75. how to save only child object    forum.hibernate.org

The easy way is to simply load the child object, not the parent or containing object. Make sure it's loaded in a lazy fashion, and there will be no update to the containing object. But if the containing object changes, why wouldn't you want to update it? In fact, it almost sounds like a flaw in the design?

76. Hibernate annotations - child objects not saved    forum.hibernate.org

Newbie Joined: Fri Aug 14, 2009 8:06 am Posts: 19 Hi there, I created a class (code attached below) that has child elements of the same type. I used CascadeType. All but when I save a newly created object, the child objects are not saved. I did a bit of debugging and discovered some really weird behavior. I'll list the code ...

77. many to many hibernat mapping just save first object    forum.hibernate.org

Author Message ajfcarlos Post subject: many to many hibernat mapping just save first object Posted: Wed Sep 16, 2009 9:06 am Newbie Joined: Wed Jul 01, 2009 1:13 pm Posts: 2 I have two table Post and Tag with relationship Nx N . When set several tags to um Post an save Post Object,hibernate saved Post and first Tag,the ...