SELECT

    main.page_title AS title_en,

    ll.ll_title AS title_id,

    cl_prio.cl_to AS priority,

    cl_qual.cl_to AS quality,

    main.page_is_redirect AS is_redirect,

    main.page_len AS article_length,

    talk.page_len AS talk_length,  # excluding subpage(s)

    COUNT(DISTINCT t_ll.ll_lang) AS total_lang

​

FROM page AS talk

# inner join to cut table size

# focus to all possible priority

​

INNER JOIN categorylinks AS cl_prio ON

    cl_prio.cl_from = talk.page_id

    AND cl_prio.cl_to IN (

        'Top-priority_mathematics_articles',

        'High-priority_mathematics_articles',

        'Mid-priority_mathematics_articles',

        'Low-priority_mathematics_articles',

        'NA-priority_mathematics_articles',

        'Unknown-priority_mathematics_articles')

​

# focus to all possible quality for an article in main namespace

INNER JOIN categorylinks AS cl_qual ON

    cl_qual.cl_from = talk.page_id

    AND cl_qual.cl_to IN (

        'FA-Class_mathematics_articles',

        'FL-Class_mathematics_articles',

        'FM-Class_mathematics_articles',

        'GA-Class_mathematics_articles',

        'B-Class_mathematics_articles',

        'C-Class_mathematics_articles',

        'Start-Class_mathematics_articles',

        'Stub-Class_mathematics_articles',

        'List-Class_mathematics_articles',

        'Disambig-Class_mathematics_articles',

        'Redirect-Class_mathematics_articles',

        'Unassessed_mathematics_articles')

​

# join to get the main article's ID

INNER JOIN page AS main ON

    main.page_namespace = 0

    AND main.page_title = talk.page_title

​

# join to get the title in id language

LEFT JOIN langlinks AS ll ON

    ll.ll_from = main.page_id

    AND ll.ll_lang = 'id'

​

# join to count the total languages available

LEFT JOIN langlinks AS t_ll ON

    t_ll.ll_from = main.page_id

​

GROUP BY

    main.page_title,

    ll.ll_title,

    cl_prio.cl_to,

    cl_qual.cl_to,

    main.page_is_redirect,

    main.page_len,

    talk.page_len

LIMIT 10;