Since they have changed columns, we cannot use the 'or replace' method of postgres, we have to really drop. bzr revid: p_christ@hol.gr-20100625102837-89jvyg9xpp8jqc7m
bzr revid: ksa@tinyerp.co.in-20100527111423-m2b3wrx02jcuxvy9
bzr revid: apa@tinyerp.com-20100316060023-uspgbzztn0hlg2lm