If you're in the camp of "I worked through a good rails/django/nodejs/php tutorial, but I don't really understand SQL", you should go through this course: https

If you're in the camp of "I worked through a good rails/django/nodejs/php tutorial, but I don't really understand SQL", you should go through this course: https://lagunita.stanford.edu/courses/Engineering/db/2014_1/about https://lagunita.stanford.edu/courses/Engineering/db/2014_1/... Skip XML but do not skip relational algebra.