Which best describes an inline view?
A.
a schema object
B.
a sub query that can contain an ORDER BY clause
C.
another name for a view that contains group functions
D.
a sub query that is part of the FROM clause of another query
Explanation:
a sub query that is part of the FROM clause of another queryIncorrect answer:
A:
is not a schema object
B:
sub query can contain GROUP BY clause as well.
C:
does not necessary contains group functions
Refer: Introduction to Oracle9i: SQL, Oracle University Study Guide, 11-21
An inline view is a SELECT statement in the FROM-clause of another SELECT statement. In-line views are commonly used to simplify complex queries by removing join operations and condensing several separate queries into a single query.