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BDD - Coggle Diagram

- - - - right
      - left
    - - GROUP BY 1,2...
    - - ORDER BY 1,2...
    - - HAVING condition
  - - - pour une présentation plus soignée
        
        GROUPING()
        
        DECODE(X, C1, R1, C2, R2, C3, R3, ..., D)
  - - - ALL()
      - MIN()
      - COUNT()
      - AVG()
      - SUM()
      - MAX()
- - - - drop/create sequence seq_nom
      - SELECT seq_nom.NEXTVAL FROM dual;
      - INSERT INTO Orders (Order_UID, Customer) VALUES (seq_nom.NEXTVAL, 1032);