Difference Between Schema and Instance

In this post, we will understand the difference between a schema and an instance.

Schema

• It is defined as the overall description of the database.

• It remains the same for the entire database.

• It doesn’t change frequently.

• It is used to define the basic structure of the database.

• It tells about how the data would be stored in a database.

Instance

• It refers to the collection of information that is stored in the database at a specific moment.

• Data in these instances can be changed.

• This can be done using addition, deletion, and updating.

• The instance changes frequently.

• It is the set of Information that is stored at a particular time

AmitDiwan

Published on 25-Mar-2021 06:00:51

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