What is view and how it is created in DBMS?

Question

Views in SQL are considered as a virtual table. A view also contains rows and columns. To create the view, we can select the fields from one or more tables present in the database. A view can either have specific rows based on certain condition or all the rows of a table.

What are views and how they are created?

Views in SQL are kind of virtual tables. A view also has rows and columns as they are in a real table in the database. We can create a view by selecting fields from one or more tables present in the database. A View can either have all the rows of a table or specific rows based on certain condition.

What is a view in DBMS?

Views are some kind of virtual tables created by original tables from the database. Views actually do not hold the actual data and just have the definition of the original data. Views act as a proxy or virtual table created from the original table. The view has two primary purposes: Simplifying complex SQL queries.

How views are created in database?

Database views are created using the CREATE VIEW statement. Views can be created from a single table, multiple tables or another view. To create a view, a user must have the appropriate system privilege according to the specific implementation. CREATE VIEW view_name AS SELECT column1, column2.....

What is view in DBMS explain with example?

A database view is a subset of a database and is based on a query that runs on one or more database tables. Database views are saved in the database as named queries and can be used to save frequently used, complex queries.

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