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    • Nest.js
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    • PostgreSQL
      • Sequelize
      • SUM
      • COUNT, DISTINCT (unique)
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      • Practice 1
      • IN, NOT IN
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      • MIN, MAX, AVG
      • Practice 2
      • Pattern matching with LIKE
      • LIMIT, check for NULL (IS, IS NOT), GROUP BY, HAVING
      • UNION, INTERSECT, EXCEPT
      • Practice 3
      • INNER JOIN
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      • Practice 4
      • Practice 5. Subrequests
      • DDL - Data Definition Language
      • Practice 6. DDL
      • Primary & foreign keys
      • Check
      • Default
      • Sequences
      • INSERT
      • UPDATE, DELETE, RETURNING
      • Practice 7. DDL(2)
      • Проектирование БД
      • Нормальная форма (НФ)
      • Представление (View)
      • Создание представления
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      • Practice 8. Views
      • CASE WHEN
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      • Practice 9. Logic
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    • 2023
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