dmwm/T0 — pull request #3993 by hufnagel (2012-10-10 15:09:31+00:00)
Title: some restructuring of the schema

Go through the schema and convert many tables to IOT (index organized table).
Add or drop indexes as needed and modify a few queries in minor ways to
make them use the indexes better. Also drop a few unneeded joins from
a few queries.