Re: Need Relational Database Capabilties in Java
We are looking at converting some legacy apps o Java. The apps were
originally in a relational database software program. we want to keep
the data structures if possible.
Is there a way to do this?
We don't mind converting the structures int a new data container or
file system. However we would like to keep the same fields, records,
If you want a relational database within the Java process, there is
Derby. It's under the Apache license, so no worries about your own
intellectual property. Originally it was a commercial product called
Cloudscape written in the late nineties, then bought by Informix, who
were themselves bought by IBM. So it's not just some cobbled-together
Then you may well want some form of Object Relational Mapping (ORM)
tool. Hibernate has been the traditional choice. The persistence part of
EJB3 is the knew kid on the block (not to be confused with bad old EJB).
You may also here of JDO, which just wont die.
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