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Dec 28th, 2013
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  1. SELECT
  2.     p.title AS title,
  3.     IF(:namespace IS NULL, CONCAT(n.title, ": "), "") AS namespace,
  4.     REPLACE(CONCAT(p.namespace, "::", p.title), " ", "_") AS url
  5. FROM rwpg_pages p
  6. JOIN rwpg_namespaces n ON p.namespace = n.name      -- pobiera tytuł przestrzeni z zewnętrznej tabeli
  7. WHERE :namespace IS NULL OR p.namespace = :namespace    -- wyświetla wszystkie strony jeżeli nie podano przestrzeni nazw
  8. GROUP BY n.title, p.title
  9. ORDER BY n.title, p.title
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