moje zadania

-SELECT DISTINCT job FROM works_on
--SELECT  min(emp_no) FROM works_on

--SELECT emp_no , emp_lname
--FROM employee
--WHERE emp_no = (SELECT MIN(emp_no) FROM employee)

--SELECT emp_no FROM works_on
--WHERE enter_date  = (SELECT MAX(enter_date) FROM works_on)

--SELECT SUM(budget) FROM Project

 --SELECT * FROM project
--SELECT AVG(budget) FROM project
-- WHERE budget > 100000


--SELECT COUNT(job), job FROM works_on
--GROUP BY job