Search results for relational-algebra+made-easy-test-series

1 votes
3 answers
3
$\pi _{A_{1}}\left ( \pi _{A_{2}}\left ( \sigma _{C_{1}}\left ( \sigma _{C_{2}} \left ( R_{1} \right )\right ) \right ) \right )\rightarrow \pi _{A_{1}}\left ( \sigma _{C...
1 votes
1 answer
4
–1 votes
0 answers
6
PLEASE EXPLAIN WHEATHER IT WOULD BE SOME EC DEPARMENT OR ALL EC DEPARTMENT I THINK ALL BECOZ IT IS SELECTION EID OF STUDENT WHO HAVE NOT ENROLLED IN ANY COURSE OF EC
1 votes
1 answer
7
Consider the following relation and instance of relation:Supply(sid,Sname) #sid is keyParts(pid,Pname,Pcolor) #pid is the keyCatalog(sid,pid) #sid,pid is the keyNumber...
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