I've "swapped" H2 and Sybase in a Java/JPA/Hibernate project. I use quotes because H2 was an in-memory DB for the unit tests, but it has the same table structu

I've "swapped" H2 and Sybase in a Java/JPA/Hibernate project. I use quotes because H2 was an in-memory DB for the unit tests, but it has the same table structure in both cases. And it wasn't really swapped so much as built at the same time, but the same code did work on both.