1. case: id autoincrement for hibernate classes with Inheritance coderanch.comHi guys i have a dilemma and doubt about this i have a superclass call for instance HeaderWarehouse (sorry for my grammar) and 2 subclasses (Inheritance) RetireWarehouse InsertWarehouse this is for the control of products in a "Warehouse" of course each RetireWarehouse-InsertWarehouse has their relations to RetireDetailsWarehouse InsertDetailsWarehouse well the superclass can has this fields or variables public class HeaderWarehouse { ... |
2. Hibernate one-to-on id mapping issue coderanch.comHi all, I am having a small mapping issue, and its pretty much down to what I am trying to do. I have tableA and tableB, tableB has a foreign key to tableA, now the difficult comes in that I dont want to have a foreign key in tableA point to tableB, but most of the relationship will be seen from ... |
3. Hibernate Mapping for id coderanch.comSo, your CC fraud service needs the surrogate key of your credit card entity? Not sure I understand why; but I'll take your word for it (though if your CC fraud service returns a value with business meaning you probably don't want that as your key). Sounds like you just can't use a generated key. I'd swap to assigned; its just ... |
4. Mapping refers to an Id, but does not show up in java object forum.hibernate.org |
5. Annotations - Map - rename mapkey_id forum.hibernate.orgI'm trying to figure out how to use a different collumn name for my key id than mapkey_id. Is this possible? This is my current annotation: @CollectionOfElements(fetch=FetchType.LAZY) @JoinTable(name="Contact_CustomField", joinColumns={@JoinColumn(name="Contact_id")}) @org.hibernate.annotations.MapKey(columns={@Column(name="CustomField_id")}) @Column(name="CustomFieldOption_ID", nullable=false, columnDefinition="BIGINT(10)") private Map |
6. Hibernate CustomType Id mapping forum.hibernate.orgHi, Is it possible to have a customtype for ID column and still use Identity for id generation. Here is my code database is sybase. |
7. bi directional one-to-many child's parent_id not getting set forum.hibernate.orgAll- I have this recent problem that I cannot seem to wrap my head around and - in six years of using hibernate haven't ever run into... I have a bi-directional relationship between Union 1-- Chapter. When I create a Union object, instantiate the set (or list, even), create a new chapter and set that chapter on the set -- I ... |
8. Can I map several Java classes on same table, same id key? forum.hibernate.orgHello! I am working to retrofit a legacy system using Hibernate. I want to know if using Hibernate I can map several Java classes on the same table using the same key? Basically, the legacy system has several tables with over 100 columns. When using data from that table in use cases, only a relatively small number of columns are necessary. ... |
9. Confusion mapping IDs forum.hibernate.orgI'm using postgreSQL and mapping a simple database table. The primary ID of my table is a sequence. When adding rows to the table manually, I never specify the ID - it is autogenerated by the database because the sequence is specified as the default value. After reading the Hibernate manual, I am unsure how to model this behavior in the ... |
10. Problem: mapping? id? forum.hibernate.orgBeginner Joined: Tue May 11, 2004 10:40 am Posts: 37 Location: Belgium Hibernate version 2.1.3 MySQL database I have the following situation: A user class, having a member constraint. A user has one constraint, but a constraint has many users. The constraint member determines, for what user, a user is responsible. I have the following output, and error message. Is it ... |
11. hibernate-mapping id type / autoincrement forum.hibernate.orgHello, I have in my hbm.xml the following, for when I persist an object, the primary key column auto increments. |
12. mapped connection with non-id column forum.hibernate.org |
13. [HOW-TO] how to create map of Object.id->Object forum.hibernate.org |
14. Associating existing child objects with parent by ids? forum.hibernate.orgHi, I have a situation where I have a lot of existing objects in the database that get created elsewhere. I have other objects which have a one-to-many relationship with these child objects. They are defined as a List association in the parent, and mapped in the database through a link table. I really don't want to load all the child ... |
15. Is it possible to have one ID mapping for all classes? forum.hibernate.orgHibernate version: 2.8 Hello. Is there a way to specify mapping for a super class of any class that I'll have that will contain ID mapping (and possibly another property that all classes will have). And to specify in mapping of other classes to use mapping for ID of there super class? I've found |
16. mapping inheritance while tables joint per ids forum.hibernate.org |
17. ID mapping forum.hibernate.org |
18. Mapping should take over the ID from Database forum.hibernate.orgCan anybody help me? Im using Microsoft SQL 2005 and in the Dataschema the id is generated by mssql. Now i wanna map this database to Java. For that im using Hibernate 2.1.8. It seemed its necessary to map also the ID with ID-Tag and a generator class="identity"...now my question: How can i tell the map-file that it shouldnt use the ... |
19. mapping type problem with the ID forum.hibernate.orgHi I am new to hibernate so my question is probably not that interesting. Anyway I couldn't find a solution to my problem in the forum. My table in the DB uses a own column with automatically assigned GUIDS. I tried following but it doesn't work. Thank you very much the greenhorn Code: Initial SessionFactory creation failed.org.hibernate.MappingException: Could not determine type ... |
20. how to map a id which comes from a different table forum.hibernate.orgHello, I have a situation where I have a table that references another table: (postgresql) create table event ( eventId serial primary key, eventType text ); create table enforcement ( enforcementId integer references event primary key, name text ); What I would like to happen is when I save a new enforcement hibernate will create an event. Then the enforcement would ... |
21. Why to create ID column when table is mapped to two tables? forum.hibernate.orgI have a general question (simple, I hope) about hibernate mappings: suppose, I have 3 tables: test testrun testresult "testresult" table is linked to "test" and "testrun" through foreign keys, so it has a composite primary key consisting from 2 foreign keys. I saw somewhere in the documentation that it is recommented to always create numeric primary key (ID) in every ... |
22. [Mapping] Same columns in much tables. How to define ids... forum.hibernate.orgHibernate version: 3.2.2 Mapping documents: Code: |
23. Composte id one-to-many mapping forum.hibernate.org |
24. Using the object's id as map key forum.hibernate.orgHi I was wondering how I'd use an object's id as a map key... Right now I have a bunch of Sets and whenever I want to access one by it's id one I have to iterate through the entire set checking the id of each one. I thought I could just fetch the object by id, but that makes 2 ... |
25. concat columns for id in hibernate mapping forum.hibernate.org |
26. Mapping to simple two-column-tables (id, natural-id)? forum.hibernate.orgHello, The only other option i can suggest is using the actual LogLevel object, with any access type you prefer, and the logic can be on the DAO layer. Here is a sample: Code: ... public class LogEntryDAOHibernate implements LogEntryDAO { ... public LogEntry setLogLevel(LogEntry entry, String level) { // get ... |
27. How to map a binary column as Id-Column forum.hibernate.orgHi, I struggle with a table I want to map. The table contains an id-column of binary. According to the documentation (Chapter 5.2.2) it corresponds to something like byte array. If I define the id type "binary" in the mapping document and byte[] in the entity class, the compiler throws exceptions at me, saying arrays are not allowed as an identifier. ... |
28. Inheritance with different ids? forum.hibernate.orgHi, Example: I have TABLE_A and TABLE_B TABLE_A ----------- id field_1 field_2 TABLEB_id TABLE_B ------------ id field_3 field_4 B Pojo must extend A Pojo. Both ids are generated with different sequences (can't be the same). How do i map these classes cause all i have seen implies that ids must be the same. Thanks. |
29. How to map this simple scenario (an id and a type column)? forum.hibernate.orgHello, I have a mapping problem with the following scenario. I'm not sure how I would configure the mapping. This is the class "Customer" as the "main table", it does not have any foreign key: Code: @Entity @Table( name = "customer" ) public class Customer { @Id @GeneratedValue( strategy = GenerationType.IDENTITY ) ... |