I try running a map reduce on some data on a cluster and get the following output. This is my reducer From what I understand the problem is that hadoop treats lastCK and key as the same object and this condition will always be true This is my CompositeKey class I tried changing setters to something along this lines where
Tag: composite-key
Hibernate / JPA many to many relationship through a join table and a composite key, Unique Constraint issue
So I asked this question yesterday, but the goal posts have changed and the question is different: Hibernate / JPA Collection of Elements with Many to Many relationship? I want to know if it’s possible to create entities that will model my required relationship so that Hibernate will create my schema when I fire up my application. The relationship I