فهرست رده‌ها از رده و زیررده ها

SQL

USE fawiki_p;

WITH RECURSIVE subcategories AS (
    SELECT cl_from, cl_to
    FROM categorylinks
    WHERE cl_to = 'شهرهای_اکلاهما' AND cl_type = 'subcat'
    
    UNION ALL
    
    SELECT cl.cl_from, cl.cl_to
    FROM categorylinks cl
    INNER JOIN subcategories sc
    ON sc.cl_from = cl.cl_to
    WHERE cl.cl_type = 'subcat'
)
SELECT DISTINCT page.page_title
FROM page
INNER JOIN categorylinks cl ON page.page_id = cl.cl_from
LEFT JOIN redirect ON redirect.rd_from = page.page_id
WHERE page.page_namespace = 14
AND cl.cl_from IN (
    SELECT cl_from FROM subcategories
)
AND redirect.rd_from IS NULL
AND page.page_title LIKE '%،%' 
AND NOT (
    page.page_title LIKE '%،%،%'
    OR page.page_title LIKE '%،%(%'
    OR page.page_title LIKE '%(%،%'
);

SQL

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