Voci it.wiki senza interwiki con titolo uguale in en.wiki (no disambigue)

SQL

USE itwiki_p;

SELECT
	it_page.page_title itwiki_title,
	en_page.page_title enwiki_title
FROM
	enwiki_p.page en_page
	INNER JOIN wikidatawiki_p.wb_items_per_site wdata1
	ON wdata1.ips_site_id = 'enwiki'
	AND wdata1.ips_site_page = en_page.page_title
    AND wdata1.ips_item_id NOT IN
    (SELECT wdata1.ips_item_id
     FROM wikidatawiki_p.wb_items_per_site
     WHERE wdata1.ips_site_id='itwiki')
	INNER JOIN wikidatawiki_p.wb_items_per_site wdata2
	ON wdata2.ips_site_id = 'itwiki'
	AND wdata2.ips_site_page = it_page.page_title
    AND wdata2.ips_item_id NOT IN
    (SELECT wdata2.ips_item_id
     FROM wikidatawiki_p.wb_items_per_site
     WHERE wdata2.ips_site_id='enwiki')
WHERE
	en_page.page_title = it_page.page_title
LIMIT 1;

SQL

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