A ____ key is a field in a relational database table whose value must be unique for each row.
A)foreign
B)primary
C)secondary
D)link

Name: A ____ key is a field in a relational database table whose value must be unique for each row. A)foreign B)primary C)secondary D)link
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A primary key is a unique identifier for each row in a table. It is used to link to other tables and enforce referential integrity. It cannot be null and must have a unique value for each row.

A ____ Key Is a Field in a Relational Database