What is the use of view in DBMS?

Question

Views act as a proxy or virtual table created from the original table. Views simplify SQL queries and allow secure access to underlying tables. Views in DBMS can be visualized as virtual tables that are formed by original tables from the database. 20 мар. 2022 г.

What is the use of view?

Views can join and simplify multiple tables into a single virtual table. Views can act as aggregated tables, where the database engine aggregates data (sum, average, etc.) and presents the calculated results as part of the data. Views can hide the complexity of data.

What is the use of view in database?

Views are generally used to focus, simplify, and customize the perception each user has of the database. Views can be used as security mechanisms by letting users access data through the view, without granting the users permissions to directly access the underlying base tables of the view.

What are the views in DBMS?

There are two types of database views: dynamic views and static views. Dynamic views can contain data from one or two tables and automatically include all of the columns from the specified table or tables.

Why view is important in DBMS?

Views can hide the complexity of the database and the data the user must hide that. Views can act as aggregated tables where aggregated data (sum, average, etc.) are calculated and presented as part of data. Views can provide additional security from unauthorized users and unauthorized access.

Expert · Answer

Views can join and simplify multiple tables into a single virtual table. Views can act as aggregated tables, where the database engine aggregates data (sum, average, etc.) and presents the calculated results as part of the data. Views can hide the complexity of data.

Expert · Answer

Views are generally used to focus, simplify, and customize the perception each user has of the database. Views can be used as security mechanisms by letting users access data through the view, without granting the users permissions to directly access the underlying base tables of the view.

Expert · Answer

There are two types of database views: dynamic views and static views. Dynamic views can contain data from one or two tables and automatically include all of the columns from the specified table or tables.

Expert · Answer

Views can hide the complexity of the database and the data the user must hide that. Views can act as aggregated tables where aggregated data (sum, average, etc.) are calculated and presented as part of data. Views can provide additional security from unauthorized users and unauthorized access.

What is the use of view in DBMS?