Question

A special key that uniquely identifies a record in the table

Answer 1

Answer:

PRIMARY KEY

Explanation:

primary key: A field that uniquely identifies a record in a table.

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Answer 2

Answer:

Primary key

A Primary key uniquely identifies each record in a table and must never be the same for the 2 records. Primary key is a set of one or more fields ( columns) of a table that uniquely identify a record in database table. A table can have only one primary key and one candidate key can select as a primary key.

Explanation:

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