diff --git a/ebelykh/postgresql/JOIN/JOIN.sql b/ebelykh/postgresql/JOIN/JOIN.sql new file mode 100644 index 0000000..ec94940 --- /dev/null +++ b/ebelykh/postgresql/JOIN/JOIN.sql @@ -0,0 +1,20 @@ +--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; \ No newline at end of file