ALTER TABLE twig_global_prefs ADD tstyle1 int4 default 5 not null;

ALTER TABLE twig_notes ADD attachmime text;
ALTER TABLE twig_notes MODIFY attachment image;

ALTER TABLE twig_meetings_invitations CHANGE idx id INT default '0' NOT NULL auto_increment;
ALTER TABLE twig_meetings_invitations CHANGE event_idx eventid INT default '0' NOT NULL;
ALTER TABLE twig_meetings_invitations CHANGE r_date thedate TIMESTAMP NOT NULL;
ALTER TABLE twig_meetings_invitations CHANGE user_idx username varchar(128) NOT NULL;

ALTER TABLE twig_meetings_registration CHANGE idx id INT default '0' NOT NULL auto_increment;
ALTER TABLE twig_meetings_registration CHANGE event_idx eventid INT default '0' NOT NULL;
ALTER TABLE twig_meetings_registration CHANGE r_date thedate TIMESTAMP NOT NULL;
ALTER TABLE twig_meetings_registration CHANGE user_idx username varchar(128) NOT NULL;

ALTER TABLE twig_main_prefs ADD features varchar(128) NOT NULL;
ALTER TABLE twig_main_prefs ADD maxmail INT;
ALTER TABLE twig_main_prefs ADD maxmeetings INT;
ALTER TABLE twig_main_prefs ADD maxschedule INT;
ALTER TABLE twig_main_prefs ADD maxtodo INT;

UPDATE twig_groups SET type='standard' WHERE type IS NULL OR type='';