SQL on idwiki side #1

SQL

SELECT
	main.page_title AS title_id,
    REPLACE(ll.ll_title,' ','_') AS title_en,
    main.page_len AS article_length

FROM page AS talk

INNER JOIN categorylinks AS cl_prio
ON cl_prio.cl_from = talk.page_id
INNER JOIN categorylinks AS cl_qual
ON cl_qual.cl_from = talk.page_id

# join to get the main article's ID
INNER JOIN page AS main
ON main.page_title = talk.page_title

LEFT JOIN langlinks AS ll
ON ll.ll_from = main.page_id
    
WHERE main.page_is_redirect = 0
	AND main.page_namespace = 0
    AND ll.ll_lang = 'en'
    AND cl_prio.cl_to IN (
        'Artikel_matematika_sangat_penting',
        'Artikel_matematika_penting',
        'Artikel_matematika_cukup_penting',
        'Artikel_matematika_kurang_penting',
	    'Artikel_matematika_NA')
    AND cl_qual.cl_to IN (
        'Artikel_matematika_kelas_AP',
        'Artikel_matematika_kelas_MP',
        'Artikel_matematika_kelas_AB',
        'Artikel_matematika_kelas_B',
        'Artikel_matematika_kelas_C',
        'Artikel_matematika_kelas_awal',
        'Artikel_matematika_kelas_rintisan',
        'Artikel_matematika_kelas_daftar',
        'Artikel_matematika_kelas_disambig',
    	'Artikel_matematika_kelas_pengalihan',
    	'Artikel_matematika_belum_dinilai')
SQL

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