~Bad links from dewiki to other wikis' articles: broken

Fork of Bad links from dewiki to other wikis: redirects by Achim55
This query is marked as a draft This query has been published by Achim55.
SQL

USE dewiki_p;
SET @lenm = LENGTH('https://meta.wikimedia.org/wiki/');
SET @lenmw = LENGTH('https://www.mediawiki.org/wiki/');
SET @lenspec = LENGTH('https://species.wikimedia.org/wiki/');
SET @lenb = LENGTH('https://de.wikibooks.org/wiki/');
SET @lenn = LENGTH('https://de.wikinews.org/wiki/');
SET @lenq = LENGTH('https://de.wikiquote.org/wiki/');
SET @lens = LENGTH('https://de.wikisource.org/wiki/');
SET @lenv = LENGTH('https://de.wikiversity.org/wiki/');
SET @lenvoy = LENGTH('https://de.wikivoyage.org/wiki/');
SET @lenwikt = LENGTH('https://de.wiktionary.org/wiki/');
SET @lenen = LENGTH('https://en.wikipedia.org/wiki/');
SET @lenes = LENGTH('https://es.wikipedia.org/wiki/');
SET @lenfr = LENGTH('https://fr.wikipedia.org/wiki/');
SET @lenit = LENGTH('https://it.wikipedia.org/wiki/');
SET @lennl = LENGTH('https://nl.wiktpedia.org/wiki/');
SET @lenpl = LENGTH('https://pl.wiktpedia.org/wiki/');
SET @lenru = LENGTH('https://ru.wikipedia.org/wiki/');
SET @lensv = LENGTH('https://sv.wikipedia.org/wiki/');
SET @l = '?uselang=de'; SET @cat = ':Kategorie:';
SELECT now() AS timestamp;
#meta
#empty links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[m:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix IN ('m', 'meta', 'metawikipedia')
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[m:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM metawiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE iwl_prefix IN ('m', 'meta', 'metawikipedia')
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM metawiki_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[m:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenm + 1, @lenm))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM metawiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenm + 1, @lenm)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://meta.wikimedia.org/wiki/%') OR (el_to LIKE 'http://meta.wikimedia.org/wiki/%'))
AND el_to NOT LIKE '%//meta.wikimedia.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM metawiki_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenm + 1, @lenm)))
)
UNION
#mediawiki
#empty links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[mw:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix IN ('mw', 'mediawiki', 'mediawikiwiki')
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[mw:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM mediawikiwiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE iwl_prefix IN ('mw', 'mediawiki', 'mediawikiwiki')
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM mediawikiwiki_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[mw:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenmw + 1, @lenmw))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM mediawikiwiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenmw + 1, @lenmw)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://www.mediawiki.org/wiki/%') OR (el_to LIKE 'http://www.mediawiki.org/wiki/%'))
AND el_to NOT LIKE '%//www.mediawiki.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM mediawikiwiki_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenmw + 1, @lenmw)))
)
UNION
#wikispecies
#empty links, no target given
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[species:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_title != 'Wikispecies'
WHERE iwl_prefix IN ('species', 'wikispecies')
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[species:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM specieswiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
AND wp.page_title != 'Wikispecies'
WHERE iwl_prefix IN ('species', 'wikispecies')
#AND iwl_title != '' #it:wp only
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM specieswiki_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[species:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenspec + 1, @lenspec))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM specieswiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenspec + 1, @lenspec)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
AND wp.page_title != 'Wikispecies'
WHERE ((el_to LIKE 'https://species.wikimedia.org/wiki/%') OR (el_to LIKE 'http://species.wikimedia.org/wiki/%'))
AND el_to NOT LIKE '%//species.wikimedia.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM specieswiki_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenspec + 1, @lenspec)))
)
UNION
#wikibooks
#empty links, no target given
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[b:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix = 'b'
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[b:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikibooks_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE iwl_prefix = 'b'
#AND iwl_title != ''
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikibooks_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[b:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenb + 1, @lenb))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikibooks_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenb + 1, @lenb)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://de.wikibooks.org/wiki/%') OR (el_to LIKE 'http://de.wikibooks.org/wiki/%'))
AND el_to NOT LIKE '%//de.wikibooks.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikibooks_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenb + 1, @lenb)))
)
UNION
#wikinews
#empty links, no target given
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[n:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix = 'n'
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[n:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikinews_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE iwl_prefix = 'n'
#AND iwl_title != ''
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikinews_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[n:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenn + 1, @lenn))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikinews_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenn + 1, @lenn)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://de.wikinews.org/wiki/%') OR (el_to LIKE 'http://de.wikinews.org/wiki/%'))
AND el_to NOT LIKE '%//de.wikinews.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikinews_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenn + 1, @lenn)))
)
UNION
#wikisource
#empty links, no target given
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[s:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_title != 'Wikisource'
WHERE iwl_prefix = 's'
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[s:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikisource_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
AND wp.page_title != 'Wikisource'
WHERE iwl_prefix = 's'
#AND iwl_title != ''
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikisource_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[s:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lens + 1, @lens))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikisource_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lens + 1, @lens)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://de.wikisource.org/wiki/%') OR (el_to LIKE 'http://de.wikisource.org/wiki/%'))
AND el_to NOT LIKE '%//de.wikisource.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikisource_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lens + 1, @lens)))
)
UNION
#wikiversity
#empty links, no target given
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[v:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_title != 'Wikiversity'
WHERE iwl_prefix = 'v'
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[v:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikiversity_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
AND wp.page_title != 'Wikiversity'
WHERE iwl_prefix = 'v'
#AND iwl_title != ''
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikiversity_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[v:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenv + 1, @lenv))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikiversity_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenv + 1, @lenv)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://de.wikiversity.org/wiki/%') OR (el_to LIKE 'http://de.wikiversity.org/wiki/%'))
AND el_to NOT LIKE '%//de.wikiversity.org/wiki/%:%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikiversity_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenv + 1, @lenv)))
)
UNION
#wikivoyage
#empty links, no target given
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[voy:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix = 'voy'
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[voy:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikivoyage_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE iwl_prefix = 'voy'
#AND iwl_title != ''
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikivoyage_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[voy:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenvoy + 1, @lenvoy))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewikivoyage_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenvoy + 1, @lenvoy)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://de.wikivoyage.org/wiki/%') OR (el_to LIKE 'http://de.wikivoyage.org/wiki/%'))
AND el_to NOT LIKE '%//de.wikivoyage.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM dewikivoyage_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenvoy + 1, @lenvoy)))
)
UNION
#wiktionary
#empty links, no target given
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[wikt:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix = 'wikt'
AND iwl_title REGEXP '^ *$'
)
UNION
#broken interwiki links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[wikt:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewiktionary_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE iwl_prefix = 'wikt'
#AND iwl_title != ''
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM dewiktionary_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[wikt:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenwikt + 1, @lenwikt))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM dewiktionary_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenwikt + 1, @lenwikt)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://de.wiktionary.org/wiki/%') OR (el_to LIKE 'http://de.wiktionary.org/wiki/%'))
AND el_to NOT LIKE '%//de.wiktionary.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM dewiktionary_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenwikt + 1, @lenwikt)))
)/*
UNION
#enwiki
#empty links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:en:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix IN ('w', 'en')
AND iwl_title REGEXP '^ *$'
)
UNION*/
#broken interwiki links
/*
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:en:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM enwiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE iwl_prefix IN ('w', 'en')
AND iwl_title != ''
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM enwiki_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:en:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenen + 1, @lenen))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM enwiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenen + 1, @lenen)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://en.wikipedia.org/wiki/%') OR (el_to LIKE 'http://en.wikipedia.org/wiki/%'))
AND el_to NOT LIKE '%//en.wikipedia.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM enwiki_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenen + 1, @lenen)))
)
UNION
#eswiki
#empty links
/*(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:es:', REPLACE (iwl_title, '_', ' '), ']]') AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
WHERE iwl_prefix = 'es'
AND iwl_title REGEXP '^ *$'
)
UNION*/
#broken interwiki links
/*(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:es:', REPLACE (iwl_title, '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM eswiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = iwl_title), '?cat?', '')) AS wikipage
FROM iwlinks
INNER JOIN page wp
ON wp.page_id = iwl_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE iwl_prefix = 'es'
AND iwl_title != ''
AND iwl_title NOT LIKE '%:%' #temp
AND NOT EXISTS (SELECT 1 FROM eswiki_p.page cp WHERE cp.page_title = iwl_title AND cp.page_namespace = 0)
)
UNION
#broken external links
(SELECT CONCAT('# [[', IF (wp.page_namespace = 14, @cat, ''), REPLACE (wp.page_title, '_', ' '), ']] ',
               '→ [[:es:', REPLACE ((SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenes + 1, @lenes))), '_', ' '), ']]',
               IF (EXISTS (SELECT 1 FROM eswiki_p.page cp
                           WHERE cp.page_namespace = 14
                           AND cp.page_title = (SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenes + 1, @lenes)))), '?cat?', '')) AS wikipage
FROM externallinks
INNER JOIN page wp
ON wp.page_id = el_from
AND wp.page_namespace IN (0, 14)
AND wp.page_is_redirect = 0
WHERE ((el_to LIKE 'https://es.wikipedia.org/wiki/%') OR (el_to LIKE 'http://es.wikipedia.org/wiki/%'))
AND el_to NOT LIKE '%//es.wikipedia.org/wiki/%:%' #temp
AND el_to NOT LIKE '%#%' #temp
AND el_to NOT LIKE '%\%%' #temp
AND NOT EXISTS (SELECT 1 FROM eswiki_p.page cp
                WHERE cp.page_namespace = 0
                AND cp.page_title = SUBSTRING(REPLACE (el_to, @l, ''), IF ((LEFT (el_to, 5) = 'https'), @lenes + 1, @lenes)))
)*/
ORDER BY wikipage
LIMIT 1000;
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