Untitled query #7786

SQL

use dewiki_p;
EXPLAIN SELECT filter_url, filter_title, filter_page_id
FROM 
        (SELECT substring(el_to,28) as filter_url, page_title as filter_title, page_id as filter_page_id
        FROM externallinks as euf INNER JOIN page as pf on euf.el_from=pf.page_id
        WHERE el_index LIKE "http://invalid.dwl.giftbot./%" and pf.page_namespace=1) as diskfilter
LEFT JOIN 
        (SELECT lnel.el_to, lnp.page_title, lnp.page_id 
         FROM externallinks as lnel INNER JOIN page as lnp on lnel.el_from=lnp.page_id and lnp.page_namespace=0) as leftside
ON (diskfilter.filter_url= leftside.el_to and diskfilter.filter_title= leftside.page_title)
WHERE leftside.page_id is null
LIMIT 26000;
SQL

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