10.3. Creating and Using Views

In this section, we'll talk about views that users can create themselves, and then we'll cover views owned by SYS that contain important information about the objects in the database.

10.3.1. User-Defined Views

Views are database objects that look like tables but are instead derived from a SELECT statement performed on one or more tables. In other words, a view is a subset of data from one or more tables. A view does not contain its own data; the contents of a view are dynamically retrieved from the tables on which it is based. A view is sometimes referred to as a stored query.

view

A database object that is based on a SELECT statement against one or more tables or other views in the database. A regular view does ...

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