I got a lot out of Jennifer Widom's "Introduction to Databases" MOOC from Stanford. Particularly the normalization concepts. (Don't take them too far, though, a

I got a lot out of Jennifer Widom's "Introduction to Databases" MOOC from Stanford. Particularly the normalization concepts. (Don't take them too far, though, as they say "Normalize until it hurts, denormalize until it works"!)