I really enjoyed that. The Postgres docs have a really great overview of this stuff too. I started reading it one evening and ended up going through it all beca

I really enjoyed that. The Postgres docs have a really great overview of this stuff too. I started reading it one evening and ended up going through it all because it's so interesting and presented in a really approachable way. http://www.postgresql.org/docs/9.4/static/overview.html http://www.postgresql.org/docs/9.4/static/overview.html