Computer Science, asked by gowthamsharma2k19, 2 months ago

what is primary key

Answers

Answered by shahzadiasra123

0

Answer:

Primary keys are unique keys like your roll number

Explanation:

Primary keys are unique keys which have individual values

Ex.

1. Rohit

2. Asra

3. Junaid

4. Rohit

Here numbers are unique but the 2 person's have same name

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