WLA 2016 - Quarry

Fork of Images usage supported by WMFR (2016-2017) by PierreSelim

This query is marked as a draft This query has been published by PierreSelim.

SQL

USE commonswiki_p;

SELECT /* SLOW_OK */
  COUNT(page.page_title) AS total_usage,
  COUNT(DISTINCT page.page_title) AS images_used,
  COUNT(DISTINCT gil.gil_wiki) AS nb_wiki
FROM image
CROSS JOIN page ON image.img_name = page.page_title
CROSS JOIN categorylinks ON page.page_id = categorylinks.cl_from
CROSS JOIN globalimagelinks gil ON gil.gil_to = image.img_name
WHERE
  categorylinks.cl_to = "Images_from_Wiki_Loves_Africa_2016"

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