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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

User Landnbloc
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A - a security key to a database that stores foreign data

User Megs
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Answer: a field in a table that links it to other tables in a relational database

User Outshined
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