Primary key

Primary key

In relational databases, an attribute in an entity that uniquely identifies rows of that entity. For example, the Employee entity can contain an empID attribute that uniquely identifies each employee.

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Industry/Domain: Software; Computer
Category: Operating systems
Company: Apple
Product: Mac OS X
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Industry/Domain: Food (other) Category: Food safety

Horsemeat for beef

An international food scandal that involves mixing horsemeat with processed beef and then labelling the meat products such as hamburgers and lasagnas ...