1. Lazy Inverse Map Bug? forum.hibernate.orgNewbie Joined: Thu Feb 08, 2007 9:46 am Posts: 4 Hibernate version: 3.2.1 Mapping documents: Code: |
2. Inverse one-to-one mapping? forum.hibernate.orgHi, I'm trying to do a unidirectional one-to-one mapping for a legacy database where the primary key of the other side of the join is available on the owning side, but not the other way around... Code: class A { // PK String getNewGUID() ... // Regular property known to be unique and ... |
3. list with inverse="true" forum.hibernate.orgthere seems to be some confusion as to whether version 3 does support list with inverse="true" without manually taking care of index. I have the follow parent child, User - Event |
4. WHo can explain Inverse="true" in detail? forum.hibernate.orgHi, The both attributes may use in |
5. Deleting inverse flagged many-to-many bidirectional object forum.hibernate.orgPage 1 of 1 [ 1 post ] Previous topic | Next topic Author Message dmiranda Post subject: Deleting inverse flagged many-to-many bidirectional object Posted: Mon Sep 24, 2007 12:17 pm Newbie Joined: Fri Sep 21, 2007 5:58 pm Posts: 1 Hello, I am new to hibernate and am running into ... |
6. on-cascade for foreign-keys, only for inverse='true' ??? forum.hibernate.org |
7. one-to-one and inverse many-to-one w/out intermediate entity forum.hibernate.orgI'm trying to map a one-to-one and one-to-many (or many-to-one) relationship between two entities, through an intermediate table, and it doesn't look like Hibernate supports this mapping without using an intermediate entity to join the two. Here's my schema: CREATE TABLE cap_sets ( cap_set_id serial primary key ); CREATE TABLE cap ( cap_id serial primary key, cap_set_id integer references cap_sets ON ... |
8. Meaning of inverse=true forum.hibernate.orgHi, ( This is with context to One to Many or Many to Many associations ) I have been reading that inverse=true is used to indicate to hibernate as to which side of the association it needs to manage, because foreign key column is duplicated. I am unable to visualize this scenario, can someone explain this to me, in terms of ... |
9. many to one mapping and inverse using JPA forum.hibernate.orgI want some advice on mapping of the relationship between two entities. The two entities are Organization and person. A person belongs to one organization and an organization has more than one person. I can use manytoOne annotation and map the entities. However when i do that i add a new row of organiztion to the organization table whenever i add ... |
10. "only inverse 1:M associations" error on non-inver forum.hibernate.orgHibernate version: 3.2 Hi, I have a parent-child relationship between 2 tables CHARGE and REMARK (REMARK references CHARGE with an ON DELETE CASCADE foreign key), here is an excerpt to Charge.hbm.xml: ~ |
11. What happen when I put "inverse=true" in the child forum.hibernate.orgWhat happend when I will write "inverse=true" in the child class mapping instead of parent class mapping. For example: An organization have many employee and the mapping file contains following mapping: 1. Employee.hbm contains: |
12. Initialization of inverse lazy collection - best practice forum.hibernate.orgNewbie Joined: Wed Feb 14, 2007 11:18 am Posts: 10 Hibernate version: 3.1 Name and version of the database you are using: MySQL 5.0x I have a many-to-many association between Person and Address, mapped using a link table. Persons will share an Address, and Persons sharing an Address are identified as belonging in the same household or company. Thus, Person has ... |
13. One-to-many inverse with parent and childs in the same table forum.hibernate.orgException in thread "main" org.hibernate.PropertyAccessException: Exception occurred inside setter of xx.yy.Entry.childs at org.hibernate.property.BasicPropertyAccessor$BasicSetter.set(BasicPropertyAccessor.java:65) at org.hibernate.tuple.entity.AbstractEntityTuplizer.setPropertyValues(AbstractEntityTuplizer.java:337) at org.hibernate.tuple.entity.PojoEntityTuplizer.setPropertyValues(PojoEntityTuplizer.java:200) at org.hibernate.persister.entity.AbstractEntityPersister.setPropertyValues(AbstractEntityPersister.java:3566) at org.hibernate.engine.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:129) at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:854) at org.hibernate.loader.Loader.doQuery(Loader.java:729) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236) at org.hibernate.loader.Loader.doList(Loader.java:2220) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104) at org.hibernate.loader.Loader.list(Loader.java:2099) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1569) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at xx.yy.zz.hibernate.SpringHibernateMenuDao.getRoots(SpringHibernateMenuDao.java:53) at xx.yy.zz.Test.main(Test.java:55) Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.hibernate.property.BasicPropertyAccessor$BasicSetter.set(BasicPropertyAccessor.java:42) ... 15 more Caused ... |
14. doubt on inverse y 2 updt stmnt y cant it b insrt & updt forum.hibernate.orghello every one Iam new to hibernate I have doubt on inverse attribute.I read several articles on inverse attribute i understood it partially.But i have few doubts.So can any one please clear my doubt. Say for one to many association which is bi directional With inverse=true at one side ,hibernate synchronizes the "many" side foreign key coloumn to database.So inverse avoids ... |
15. inverse attribute my undrstng crrct or not canany one tell ? forum.hibernate.orgNewbie Joined: Mon Jul 21, 2008 1:08 pm Posts: 3 Location: INDIA Hello everyone, Iam new to hibernate. I have doubt on inverse attribute.I read several articles on inverse attribute i understood it partially.But i have few doubts.So can any please clear my doubt. Say for one to many association With inverse=true at "one" side ,hibernate synchronizes the "many" side (foreign ... |
16. understanding inverse forum.hibernate.orgI have entity Person which has many EmailAddress. Class Person{ Set getEmailAddress(); Class EmailAddress { Person getPerson(); My understanding with inverse,it should be used on many side so I can use inverse=true on getPerson method and this means I make changes to Person from emailAddress and save emailAddress it will not save changes to person is this right ? I tried ... |
17. inverse="true" confusion forum.hibernate.org |
18. *** inverse="true" exact usecase forum.hibernate.orgHi, I have an Account and Detail tables with one-to-many association. Table 1: Name : Account Columns: account_id account_name Table 2: Name: Detail Columns : detail_id detail_name 1) Account is having a SET to maintain Details.Detail will be having a reference to Account.I can get the set of Details from Account object.,from the other side I will be getting account object ... |
19. Attributte inverse, what is it for? forum.hibernate.orgInverse is the opposite of the Many-to-one association from the object. This prevents Hibernate from sending multiple SQL updates for one change. So if you add an item B to Object As collection of Bs and save it won't make changes you must set Bs parent to A to get it to persist. |
20. Newbie.. Confused with hibernate cascade and inverse. forum.hibernate.orgHi All, I always wondered what cascade and inverse meant. I will tell what I have understood. Can someone please tell me if I am right or wrong? Assumption: Say there are two tables, parent and child. Parent has cid foreign key to child table's primary key childid. Cascade: None--> If Parent table is inserted with values, then child table is ... |
21. Query on many-to-many without inverse option set forum.hibernate.org |
22. Using the inverse attribute on Parent and Child forum.hibernate.org |
23. Bidirectional inverse=true inserts null IDs in child forum.hibernate.orgNewbie Joined: Wed Jun 17, 2009 5:44 pm Posts: 3 Hi All, I am challenged with this problem for a week and not able to resolve. Help me please.......... Problem description : 1. With following code as is, all child records are getting null IDs (like USER.FIRM_ID, GROUP.FIRM_ID, ROLE.USER_ID, ROLE.GROUP_ID) 2. If I set "inverse=false", then it works, but that is ... |
24. "Inverse" Between forum.hibernate.org |
25. Parent being deleted before children despite inverse="true" forum.hibernate.orgHi Guys, Believe me, i've read and read and tried and tried :) Hibernate is issuing a delete to my parent Document before it issues a delete to the children Revision. Because revision has a many-to-one not-null="true" on column docId, this causing a constraint exception when the deletion is attempted with getHibernateTemplate().delete(doc) where doc is a fully initialized object + children. ... |
26. One-to-Many Bidirectional Inverse Issue forum.hibernate.orgSuppose i have one-to-many bidirectional association between Category and Item In Category.hbm.xml: |
27. issue with inverse=true in my mapping forum.hibernate.orgHi, I'll post the relevant part of my mapping. I have two classes : Art and Artist. An Artist owns a collection of Art and an Art belongs to one and only one Artist. The mapping for the Art class : Code: |
28. Doubt regarding inverse attribute in hibernate forums.oracle.comHello EveryOne i have doubt regrding inverse attribute in hibernate Say we have 2 classes(mapped to 2 tables respectively) Employee which holds properties like name,age,department_number EmployAddrs which holds street,city,state properties Every Employee has more than one address So Employee has one to many relationship with EmployAddrs. If we set inverse = true ,then biderctional flow of data is allowed.Does it mean ... |