A column in a relational table/database that serves as a unique identifier is called a __________.
A) primary key
B) foreign identifier
C) foreign key
D) primary identifier

Name: A column in a relational table/database that serves as a unique identifier is called a __________. A) primary key B) foreign identifier C) foreign key D) primary identifier
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A primary key is a unique identifier for each record in a relational database table, ensuring that no two rows have the same primary key.

A Column in a Relational Table/database That Serves as a Unique