Data Independence – Physical and Logical Data Independence

What Is Data Independence in DBMS?

What is data independence in DBMS?

In many systems, data independence plays quite important role.

So, why is data independence so important?

There are many advantages of data independency in DBMS.

Now, the above advantages of data independence have been listed.

Want to know more about data independence?

It is essential to get acquainted with the levels or schema of a database.

Physical Data Independence

What is Physical data independence?

The new changes are absorbed by mapping techniques.

To make the thing easy to understand, we will make an example.

You may make some modifications in a document then the user view and programs should not change.

With the help of Logical data independence, the following changes will not affect the external layer.

As a property of DBMS, data independence is closely related to data security.

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Hope this article resolve your questions.