SELECT lt.lt_title AS Target, COUNT(IF(page_title IS NULL, 1, NULL)) AS LinkCount

FROM pagelinks pl

INNER JOIN linktarget lt ON pl.pl_target_id = lt.lt_id

RIGHT JOIN page ON page_namespace = 0 AND page_title = lt.lt_title

WHERE pl_from_namespace = 0 AND lt.lt_namespace = 0 AND lt.lt_title >= 'John_'

GROUP BY Target

LIMIT 15;

​

/* 

-- Code by Netha Hussain

SELECT pl_title AS Target, COUNT(IF(page_title IS NULL, 1, NULL)) AS LinkCount

FROM pagelinks

LEFT JOIN page ON page_namespace = 0 AND page_title = pl_title

WHERE pl_from_namespace = 0 AND pl_namespace = 0 AND pl_title >= 'L' AND pl_title < 'M'

GROUP BY Target

HAVING LinkCount > 500

ORDER BY LinkCount DESC;

*/

​

/*

-- Original code by Certes

SELECT pl_title Target, SUM(page_title IS NULL) LinkCount

FROM pagelinks

LEFT JOIN page ON page_namespace=0 AND page_title=pl_title

WHERE pl_from_namespace=0 AND pl_namespace=0 AND pl_title < "B"

GROUP BY Target

HAVING LinkCount>500

ORDER BY LinkCount DESC

*/