delete from `{P}_base_adminauth` where `coltype`='comment';
delete from `{P}_base_coltype` where `coltype`='comment';
delete from `{P}_base_pageset` where `coltype`='comment';

delete from `{P}_base_plus` where `coltype`='comment';
delete from `{P}_base_plus` where `plustype`='comment';

delete from `{P}_base_plusplan` where `coltype`='comment';
delete from `{P}_base_plusplan` where `plustype`='comment';
delete from `{P}_base_plusplanid` where `plustype`='comment';
