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Suppose a relation R has a primary key formed by a single attribute A which is an integer, then A cannot have the value 0
Suppose a relation R has a primary key formed by a single attribute A which is an
integer, then A cannot have the value in any tuple of R
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Multidimensional Array Data Management In Databases
Authors: Florin Rusu
1st Edition
1638281483, 978-1638281481
