Computer Science, asked by ksnegi061974, 11 months ago

What is the use of Primary Key?
What is Data Base? Give examples of a database.

Answers

Answered by TapasyaThakur76

2

Answer:

A primary key is used to ensure data in the specific column is unique.

A large amount of data stored in a computer and can easily be used, added to, etc.

Examples of Data base- My SQL, Oracle database, Microsoft SQL server, etc.

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