postgresql7.1 update acs_objects set context_id = :dest_forum_id where context_id = :forum_id and object_type = 'bboard_message' and object_id in (select m.message_id from acs_messages m, acs_messages m2 where m2.message_id = :message_id and m.tree_sortkey between m2.tree_sortkey and tree_right(m2.tree_sortkey)) update bboard_forum_message_map set forum_id = :dest_forum_id where forum_id = :forum_id and message_id in (select m.message_id from acs_messages m, acs_messages m2 where m2.message_id = :message_id and m.tree_sortkey between m2.tree_sortkey and tree_right(m2.tree_sortkey))