SELECT * FROM EMPLOYEES
WHERE SALARY BETWEEN 2000 AND 5000 AND COMMISSION_PCT = 0;
SELECT LAST_NAME FROM EMPLOYEES WHERE LAST_NAME LIKE '__e%'
SELECT LAST_NAME FROM EMPLOYEES WHE
Subtype but nằm trong supertype
RE LAST_NAME LIKE '%a% AND LAST_NAME LIKE '%e%'
25. A
26. B
27. B
28. A (nhưng phải là play the piano chứ nhỉ :D)
29. C
30. C