Page 1 of 1
For the remaining questions, use the following set of relational database tables to the results for the relational algeb
Posted: Fri Jul 08, 2022 6:35 am
by answerhappygod
- For The Remaining Questions Use The Following Set Of Relational Database Tables To The Results For The Relational Algeb 1 (37.89 KiB) Viewed 49 times
For the remaining
questions, use the following set of relational database tables to the results for the relational algebra expressions. 7. JE<12 (R2) 8. 9. TAD (R1) 10. TA.D (JA=3 (R1)) 11. R1XR3 JA23A(C<9vD=f) (R1) R1 ABCD e 4 1 2 g 9 g x 13 f 3 CD 12. OR1.C=R2.CAR1.D=R2.D (R1XR2) 13. nc (R1) - Tc (R2) 14. nc (R1) Unc (R2) 15. πc (R1) nnc (R2) 16. R2 >< R3 R2 CDEF 2 s 11 t 4e8d 9 h 15 k R3 FGH jy i stf tfs xbo da W