If you'd like to spend less time on integrating data sources and focus on more fun stuff, give Talend Open Studio a try. It's free and open source.Sponsored Listing
A Lisp multilanguage design implemented on Smalltalk. Featuring an OOP macro system that works across all the languages. Contains all other languages as Lisp dialects. Fully OOP. Fully documented guided tour. language specs too. assembler, prolog, C#...