CBSE BOARD X, asked by ankita6672, 1 year ago

what is primary key​

Answers

Answered by Anonymous
1

Here is your answer mate,

A primary key is a special relational database table column designated to uniquely identify all table records.

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Answered by Christianaluo
0

A field or a combination of fields that uniquely identify a record in a table is called a primary key.

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