Wow. According to this article Eclipse has a market share of 55% and JBOSS is now the leader in the app server market with 33.9% just ahead of IBM. There’s a pretty large “don’t know” section that could rock things up a bit, but I’m surprised. 🙂
For the upcoming release of Hibernate 3, which by the way has hit Beta 1, the query parser has been rewritten. The refactoring was done because the old code were getting messy, and to support new features in a cleaner way. The first article with details about the new parser can be found here.