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Nov 12th, 2019
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T-SQL 0.32 KB | None | 0 0
  1. SELECT pr.name, ca.name
  2. FROM (product pr LEFT JOIN  pair pa ON pr.ID = pa.product_ID) LEFT JOIN category ca ON pa.category_ID = ca.ID;
  3.  
  4. --product - таблица продуктов,
  5. --category - таблица категорий,
  6. --pair - таблица пар значений "ID продукта - ID категории".
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