database « POJO « JPA Q&A





1. Hibernate to POJO Generator    stackoverflow.com

I was googling for Hibernate to POJO Generator and found this Hibernate POJO Generator . I downloaded its jar file but couldn't find any way to use it. I want ...

2. how to generate hibernate pojos from sqlite db?    stackoverflow.com

i have sqlite db. i want to get entities and hbm files for it.
i tried NetBeans it says that table dont have primary keys. tried DB Importer eclipse plugin: says input contained ...

3. hibernate newbie question , no of pojo classes = no of tables in database ????    coderanch.com

In the simplest cases, yes, you will have one pojo per table. However, that is somewhat the point of object/relational mapping. If your table space (schema) does not match your business derived space (objects) then you may "fix" it in the mapping. Look at a Hibernate "component" as an example. There are all sorts of issues/tradeoffs here so if you are ...

5. many-to-one in db but no reference in pojo    forum.hibernate.org

Hi, I would have a simple many-to-one mapping from Value to Measurement. But I think it does not make sense to have a set of Values in my Measurement class, because there are many (>10.000) and I will only retrieve them via queries. (Compare to Customer Cargo example in Domain-driven-design). How should the hbm files look like? How do I save ...

6. POJO's and database    forum.hibernate.org

Hibernate : 2.1.4 /SQL Server /JBoss 3.2.4 I am migrating my application from using Entity beans to hibernate. I have 15 type tables in the database lie currency type , country , status , transaction type. All these tables have id , code , description columns. Do I have to define a POJO for each of these tables. While using entity ...

7. database view -> POJO    forum.hibernate.org

Hi, has anyone tried mapping a database view into a Hibernate POJO Object?. I have a situation here wherein, once I retrieved the list of objects from my hibernate query and Iterate over it, the result is that, I got the correct size of the List but the List only contain the same data objects!. why is this happened?. is there ...

8. Completion of pojo from db    forum.hibernate.org

I have an instance of a pojo object with some properties set (lets say a customer with its name and id set). I know the object exists in the db. Is there a way to complete the pojo with data from the db, i.e. load all other properties from the db into the pojo, but keep the ones that are already ...

9. Map java POJOs to DB views    forum.hibernate.org

I'm currently working on a web application that get/store information in a DB2 database. Every CRUD is done manually through DB views (substitution of select for update, insert, etc.. by triggers through the "INSTEAD OF " sql command) and SQL queries My question is (and I didn't find anything in the doc ) : is it possible to map POJOs to ...





10. Multiple POJOs to single table (existing db)    forum.hibernate.org

Hibernate version: 3.1 Sorry, new to hibernate!! I have created some POJOs that are mapped to a single table. the keys are the same. They seem to function ok in isolation, but I am worried that this is something I should not be doing!! e.g. What happens if I delete an object, I do not want this to remove the whole ...