Question

Define primacy key? what are the following step to define primary?​

Answer 1

Answer:

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Answer 2

Answer:

A primary key is a field or set of fields with values that are unique throughout a table.

following are the steps :-

1. •Values of the key can be used to refer to entire records, because each record has a different value for the key. •Each table can only have one primary key.

Explanation:

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