Untitled query #67159

SQL

WITH RECURSIVE all_set_indices (page_title, page_id, page_namespace) AS (
  (
    SELECT page_title, page_id, page_namespace
    FROM page
    WHERE page_title = "Set_indices"
      AND page_namespace = 14
  )
  UNION
  (
    SELECT child.page_title, child.page_id, child.page_namespace
    FROM page AS child
    JOIN categorylinks as childLinks ON child.page_id = childLinks.cl_from
    JOIN all_set_indices AS parent ON childLinks.cl_to = parent.page_title
    LEFT JOIN page_props ON childLinks.cl_from = pp_page AND pp_propname = "hiddencat"
    WHERE (child.page_namespace = 0
      OR child.page_namespace = 14)
      AND parent.page_namespace = 14
      AND pp_propname IS NULL
  )
),

set_indices AS (
  SELECT DISTINCT(page_id), page_title
  FROM all_set_indices
  WHERE page_namespace = 0
)

SELECT *
FROM set_indices
SQL

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