The following SQL statement selects all customers that are located in "Germany", "France" or "UK":
 

SELECT * FROM Customers
WHERE Country IN ('Germany', 'France', 'UK');

The following SQL statement selects all customers that are NOT located in "Germany", "France" or "UK":
 
SELECT * FROM Customers
WHERE Country NOT IN ('Germany', 'France', 'UK');

The following SQL statement selects all customers that are from the same countries as the suppliers:
 
SELECT * FROM Customers
WHERE Country IN (SELECT Country FROM Suppliers);



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