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Eduardwww [97]
3 years ago
9

List three types of cardinalities for relationships within a relational database.

Computers and Technology
1 answer:
Afina-wow [57]3 years ago
3 0
This is about identifiers in a record referring to other records.
You can have many to one, one to one, many to many.

E.g., if you have two tables, Authors and Books, then a book record could have a reference to an author record. Since an author can write many books, this would be a many-to-one relationship.


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