I have looked at D, and read some of CJ Date's books. As far as I can tell, D doesn't solve any of the actual problems with SQL, like composibility and code reu

I have looked at D, and read some of CJ Date's books. As far as I can tell, D doesn't solve any of the actual problems with SQL, like composibility and code reuse, and just solves Date's imagined problems about not following relational theory close enough.