relationship « jdo « Java Enterprise Q&A

  1. Java Enterprise Q&A
  2. jdo
  3. relationship




1. Many-to-Many relationship in DataNucleus (JDO) doesn't persist    stackoverflow.com

I don't manage to persist a many-to-many link with DataNucleus using JDO. I have two classes Book and Shop. This is the orm mapping file: 

<?xml version="1.0"?>
<!DOCTYPE orm PUBLIC 
   ...