SQL
AخA
USE lvwiki_p;
SELECT externallinks.el_to, COUNT(*) AS counting
FROM (SELECT el_to, COUNT(*) AS counting
FROM page
JOIN externallinks
ON page.page_id = externallinks.el_from
WHERE el_to NOT LIKE 'http://web.archive.org/%'
AND el_to NOT LIKE 'http://toolserver.org/%'
AND page_title LIKE 'MastiBot/Statystyka_martwych_linków'
AND page_namespace = 2
AND page_id = el_from
GROUP BY el_to) tmp, page
JOIN externallinks
ON page.page_id = externallinks.el_from
WHERE page_namespace = 0
AND tmp.el_to = externallinks.el_to
GROUP BY externallinks.el_to
HAVING counting >= 2
ORDER BY counting DESC, el_to;
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