For the remaining questions, use the following set of relational database tables to the results for the relational algebra expressions.4. Dg (R2)

5. Dg( E>12D=e) (R2)

6. D, E (R2)

7. F ,G( D=s (R2))

8. R1R2

9. R2. F>R3. FR2.G=R3.G(R2R3)

10. F (R2)F (R3)

11. F (R2)F (R3)

12. F (R2)F (R3)

13. R1 |>

Example Solution:

Please do like the example solution. thanks.

the relational algebra expressions. A B C D D DE F G 1 e 4 e s 11 t f e 8 d b 2 g 9 g 3 x 13 f g 15 k t (R2) (R2) (R2) R3 F G H st f t f s x b o