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What is a foreign key? a security key to a database that stores foreign data
a security key to a database located in another country
a field in a table that uniquely identifies a record in a relational database
a field in a table that links it to other tables in a relational database


What is a foreign key?

a security key to a database that stores foreign data
a security key to a

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What is a foreign key? a security key to a database that stores foreign data
a security key t...
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