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1. Using two different databases with identical hibernate mapping files    stackoverflow.com

Basically the idea is to use the same hibernate mapping files for two different underlying databases. In production the underlying database is MySQL5 and for testing purposes I'd like to use ...

2. Question with RIGHT JOIN in Derby (select making new records for table, not mapped)    stackoverflow.com

Question: NEED: Query that finds unused combinations of data (list of themes and other parts of lessons that was not readen in that group yet). Count of lessons (generated by this query) ...

3. Inheritance problem with Derby    forum.hibernate.org

Author Message healyp Post subject: Inheritance problem with Derby Posted: Thu Sep 02, 2010 5:52 am Newbie Joined: Thu Sep 02, 2010 5:27 am Posts: 3 Hello all, I am having trouble using inheritance (TABLE_PER_CLASS) with Derby. Primitive types work fine, however, problems appear when I add a persistent array of primitive values to the subclass. Schema creation works ...

4. Derby dialect maps float wrong    forum.hibernate.org