Cayenne > user > September 2013

All of my tests pass now, but I'm still hitting a few issues for 3.1 that the tests didn't reveal. In previous versions (not sure when it changed), there existed the ability to intercept prefetch ...

Under 3.0.2, I have a test that creates a local copy of an object in a new DataContext, makes a change to it, commits the change, and then verifies that both the old copy and the new copy match. And ...

The idea of creating a new ServerRuntime is good, but the implementation leaves me with a few questions. My ServerRuntime is created in the context of the web app. Is it reasonable to try to create ...

Hi, I've a question concering child contexts, when I add an object to a child context with method localObject, I thought the object is really from parent to child context? But when I run the ...

Hi all, we need to switch the database from Oracle to Postgres. Our implementation use Cayenne to map a store procedure that return single type data and a cursor. With single type data ( number, ...

So I'm finally making the attempt to upgrade my ancient Cayenne project from 1.1 to 3.x. The one kind of compile error I still haven't resolved is registering for a data context commit. I know I can ...

Hi, is there a possibility to disalbe optimistic locking for certain entites in runtime?` e.g. the user get's info that there's a optimistic locking problem, then the user can force the commit ...

So I'm looking at upgrading from 3.0.2 to 3.1 or 3.2. I can already see that there's a lot of Configuration-related changes I am going to have to make. Is it easier to upgrade to 3.1 then 3.2, or ...

Hi, what is the best practice with db's default values? Is it good style to copy the logic into the constructor of the extended data object? Meex

If a user tries to commit an object that has been deleted in the DB (by another user) then cayenne throws an exception. If the desired recovery mode is that the object be inserted back into the DB, ...

Hi, is there a way to get a unchanged (original version) of a CayenneDataObject that is changed and not commited? Or does a rollback reload data from DB? regards Markus

I'm going to do a demonstration of Cayenne at work in the next few days. As part of that I'd like too present some architecture diagrams and perhaps some examples of cayenne design patterns. Does ...