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ss7ja [257]
3 years ago
6

An entity with two multivalued attributes will be mapped as how many relations

Mathematics
1 answer:
grigory [225]3 years ago
5 0
There are so many relationships between the original entity and new relation. 
The relation mapped from an entity involved in a 1:1 unary relationship contains a foreign key that correspond to its own primary key. 1 to one foreign key will be unique.
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