Which of the following does NOT make a view a read-only view?
A.
The outer fullselect contains a GROUP BY clause.
B.
The first SELECT clause specifies the keyword DISTINCT.
C.
The only table referenced is a system maintained temporal table and a period-specification is
specified.
D.
Any FROM clause, after the first, identifies more than one table or view, or identifies a table
function, a nested table expression, or a common
table expression.
Explanation: