Question: Relational databases are designed to reduce redundancy by referencing needed data already stored in a different table. not allowing more than 5 fields per table.

Relational databases are designed to reduce redundancy by
referencing needed data already stored in a different table.
not allowing more than 5 fields per table.
storing duplicate data in foreign keys.
ensuring that the primary key is not null.
Relational databases are designed to reduce redundancy by referencing needed data

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