Again, you haven't used Postgres very much if you think that. IP addresses are in there because they are generally useful, not because they're hard to implement

Again, you haven't used Postgres very much if you think that. IP addresses are in there because they are generally useful, not because they're hard to implement. Go have a look at the complex number implementation here: http://www.postgresql.org/docs/9.1/static/xtypes.html http://www.postgresql.org/docs/9.1/static/xtypes.html then come back and tell me that Postgres is "not a real programming language" (whatever that means these days).