Question

how can schema and instance be useful in database​

Answer 1

Explanation:

DBMS Instance

Definition of instance: The data stored in database at a particular moment of time is called instance of database. Database schema defines the variable declarations in tables that belong to a particular database; the value of these variables at a moment of time is called the instance of that database.

mark as brainliest.

plz follow me

Answer 2

The data which is stored in the database at a particular moment of time is called an instance of the database. It represents the logical view of the entire database. ... A schema contains schema objects like table, foreign key, primary key, views, columns, data types, stored procedure, etc.

Hope helped

Mark me the brainliest