Oracle Database SQL 12c 1z0-071 Exam Practice Test 4

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Views cannot be used to add or modify rows in an underlying table if the defining query of the view contains the DISTINCT keyword.
Views cannot be used to query rows from an underlying table if the table has a PRIMARY KEY and the PRIMARY KEY columns are not referenced in the defining query of the view.
Views cannot be used to add rows to an underlying table if the table has columns with NOT NULL constraints lacking default values which are not referenced in the defining query of the view.
The WITH CHECK clause has no effect when deleting rows from the underlying table through the view.
Insert statements can always be done on a table through a view.
Views cannot be used to add or modify rows in an underlying table if the defining query of the view contains aggregating functions.

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