I\'m in charge of a task which I believe should be simple, but as I never did it before I have some trouble with it. I 开发者_运维百科have succesfully created an EJB 3 project using EclipseLink which
How would I fetch data from two or more tables in Eclipse Link? I am trying to use conventional SQL but the code throws the following error?
This is in response to my question titled \"Join tables using eclipselink\" asked yesterday. I will put my scenario here. I have three tables auction, items. one auction can have many items. the mappi
Well, by means of historical session, we can query an object at a specific time. But what I need is to query all the versions of that object..
I\'m building a small eclipse rcp with a little bit of JPA. Now something strange happens: I create some TopCategories with some SubCategories, this works as intended. The inserts are printed in the
Follow my code: Company cc = em.find(Company.class, clientUser.getCompany().getId()); System.out.println(cc.getCompany_code());
I have problem with batch writing in eclipselink when i update an entity properties which link to other entity.
i am exprimenting with the RequestFactory and managed to get Data from it and it worked like it should and i get all my data.
I am trying to provide an interface that I can call from MATLAB to access the contents of a database. I already have an existing Java interface that uses eclipselink to connect to the database and I w
I have REST (Jersey) webservice that makes use of some data objects that are marshalled/unmarshalled to/from XML.The data objects are in a separate project/jar that the webs开发者_运维知识库ervice war
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