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  4. Databases - Relational Calculus
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Databases - Relational Calculus

Hacker
Rank
Score
Mohamed_Metwalli
01
flag of Egypt
05.00
drashtisudani141
01
flag of India
05.00
mgprasad89
01
flag of India
05.00
rcbp3094
01
flag of Brazil
05.00
linyekaye
01
flag of United States
05.00
roshnimiranda98
01
flag of India
05.00
pinto_miguel_cr1
01
flag of Canada
05.00
mahipalpatel1111
01
flag of India
05.00
taranjot20
01
flag of India
05.00
kwineeleung
01
flag of Hong Kong
05.00
karunyasaravana1
01
flag of India
05.00
devkushwaha3575
01
flag of India
05.00
rushalishetty0
01
flag of India
05.00
gabbs
01
flag of United States
05.00
aravindkaspe1991
01
flag of India
05.00
mksmsmirnov
01
flag of Russian Federation
05.00
emeziem
01
flag of United States
05.00
rajeshnb23
01
flag of India
05.00
0_1_1
01
flag of India
05.00
wagfreitas
01
flag of Brazil
05.00
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