I like relational algebra. I dislike SQL. It harkens from a similar era as COBOL, and I dislike COBOL for procedural applications for the same reason. We've lea

I like relational algebra. I dislike SQL. It harkens from a similar era as COBOL, and I dislike COBOL for procedural applications for the same reason. We've learned a lot about language design over the years and it is a shame that we've put very little effort into adopting new languages to address this particular problem space.