--Задача 1068
SELECT p.product_name, s.year, s.price
FROM Sales s
JOIN Product p
ON s.product_id = p.product_id;

--Задача 1378
SELECT EmployeeUNI.unique_id,
       Employees.name
FROM Employees
LEFT JOIN EmployeeUNI
ON Employees.id = EmployeeUNI.id;      

--Задача 577
SELECT e.name, b.bonus
FROM Employee e
LEFT JOIN Bonus b
ON e.empId = b.empId
WHERE b.bonus < 1000
   OR b.bonus IS NULL;