Definitions from Wiktionary (superkey)
▸ noun: (databases) Any set of attributes of a relation variable (relvar) that serve to identify a single tuple or row, no other tuple having the same value for every attribute in the set.
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▸ noun: (databases) Any set of attributes of a relation variable (relvar) that serve to identify a single tuple or row, no other tuple having the same value for every attribute in the set.
Similar:
natural key,
composite key,
compound key,
tuple,
subvariable,
relation,
keyspace,
partial dependency,
clustering key,
multikey,
more...
Opposite:
▸ Words similar to superkey
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