“SQL -Fallerklärung” Code-Antworten

SQL -Fall mit sonst in SQL

SELECT customer_id, first_name,
CASE
    WHEN country = 'USA' THEN 'United States of America'
    WHEN country = 'UK' THEN 'United Kingdom'
    ELSE 'Unknown Country'
END AS country_name
FROM Customers;
SAMER SAEID

SQL -Fallerklärung

SELECT order_id, customer_id,
CASE
    WHEN amount >= 400 THEN (amount - amount * 10/100)
END AS offer_price
FROM Orders;
SAMER SAEID

SQL -Fall

SELECT customer_id, first_name,
CASE
  WHEN age >= 18 THEN 'Allowed'
END AS can_vote
FROM Customers;
SAMER SAEID

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