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nlwiki File uploads and deletions by year
by
Bdijkstra
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Bdijkstra
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Combines *new* uploads from `image` and `filearchive` and shows next to deletions in `filearchive`. Table `logging` doesn't have any info from before 2006. Deletions before 2006 were not recorded anywhere it seems.
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SQL
SELECT u.year, uploads, deletions FROM ( SELECT year, SUM(uploads) AS uploads FROM ( SELECT LEFT(fa_timestamp, 4) AS year, COUNT(*) AS uploads FROM filearchive GROUP BY year DESC UNION SELECT LEFT(img_timestamp, 4) AS year, COUNT(*) AS uploads FROM image GROUP BY year DESC) u GROUP BY year DESC ) u LEFT OUTER JOIN (SELECT LEFT(fa_deleted_timestamp, 4) AS year, COUNT(*) AS deletions FROM filearchive GROUP BY year DESC) fad ON u.year=fad.year
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