SELECT DISTINCT a.update_site_id, a.type, a.location, a.last_check_timestamp, a.extra_query`
FROM `#__update_sites` AS `a`
INNER JOIN #__update_sites_extensions AS b ON a.update_site_id = b.update_site_id
WHERE a.enabled = 1 AND b.extension_id = 700

ALTER TABLE `#__content`
CHANGE `title_alias` `title_alias` VARCHAR( 255 ) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL DEFAULT '';

administrator/components/com_admin/sql/updates/mysql/3.0.0.sql