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Recent questions tagged query
3
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121
maximum no of tuples
Consider the relation R1( P, Q, R, S ) and R2 ( R, G, T, U ) The relation R1 has 20 tuples and R2 has 10 tuples then maximum number of tuples in R1 ⟕ R2 is .......................?
saket nandan
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Mar 21, 2016
by
saket nandan
2.3k
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relational-algebra
databases
query
natural-join
8
votes
1
answer
122
maximum no of touples
Consider the following relation: R (A B C) A primary key with 100 tuples. S (E F G) E primary key with 50 tuples. T (AE D) AE primary key with 80 tuples. U (D G H) H primary key with 10 tuples. The maximum number of possible records in the result of (R JOIN S JOIN T JOIN U)
saket nandan
asked
in
Databases
Mar 21, 2016
by
saket nandan
1.1k
views
databases
query
relational-algebra
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