ruwiki navboxes with redlinks

SQL

SELECT 
    p.page_title AS template_name,
    COUNT(DISTINCT lt.lt_id) AS total_links,
    COUNT(DISTINCT CASE WHEN p2.page_id IS NULL THEN lt.lt_id END) AS red_links,
    ROUND(COUNT(DISTINCT CASE WHEN p2.page_id IS NULL THEN lt.lt_id END) * 100.0 / 
          COUNT(DISTINCT lt.lt_id), 2) AS red_links_percentage
FROM page p
JOIN categorylinks cl ON cl.cl_from = p.page_id
JOIN pagelinks pl ON pl.pl_from = p.page_id
JOIN linktarget lt ON lt.lt_id = pl.pl_target_id
LEFT JOIN page p2 ON p2.page_namespace = lt.lt_namespace 
    AND p2.page_title = lt.lt_title
WHERE p.page_namespace = 10  
    AND p.page_title NOT LIKE '%/doc'  
    AND cl.cl_to LIKE '%Навигационные_шаблоны%'
    AND lt.lt_namespace = 0  
GROUP BY p.page_id, p.page_title
HAVING COUNT(DISTINCT lt.lt_id) > 0 
    AND COUNT(DISTINCT CASE WHEN p2.page_id IS NULL THEN lt.lt_id END) > 0
    AND COUNT(DISTINCT lt.lt_id) <= 1000  
ORDER BY total_links DESC
LIMIT 50;
SQL

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