iBATIS Article on ONJava.com
If you've heard of iBATIS, but never had the time to look into it, there's a good intro article on ONJava.com: Object-Relational Mapping with SQLMaps. iBATIS continues to be my persistence framework-of-choice when Hibernate doesn't mesh with the database schema. Now if we could just get someone to write a Middlegen Plugin to generate POJOs and SQL Maps from database schemas.