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Apr 4th, 2020
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PL/SQL 0.35 KB | None | 0 0
  1. SELECT id, model, klasa, pojemnosc, energia, ntile_poj, ntile_ene,
  2. (NTILE_POJ * 0.6 + NTILE_ENE * 0.4) klasyfikacja
  3. FROM
  4.     (SELECT RANK() OVER (PARTITION BY klasa ORDER BY pojemnosc) NTILE_POJ,
  5.     RANK() OVER (PARTITION BY klasa ORDER BY energia DESC) NTILE_ENE,
  6.     klasa, pojemnosc, energia, model, id
  7.     FROM lodowki)
  8. ORDER BY klasyfikacja DESC
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