A query in the tuple relational calculus is expressed as:
Posted: Thu Jul 14, 2022 8:47 am
a) {t | P() | t}
b) {P(t) | t }
c) {t | P(t)}
d) All of the mentioned
b) {P(t) | t }
c) {t | P(t)}
d) All of the mentioned
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