update bt_versions set actual_release_date = $actual_release_date where version_id = :version_id select version_name, to_char(anticipated_release_date, 'YYYY MM DD HH24 MI') as anticipated_release_date, to_char(coalesce(actual_release_date, current_timestamp), 'YYYY MM DD HH24 MI') as actual_release_date from bt_versions where version_id = :version_id