1Z0-061 · Question #114
You work as a database administrator at ABC.com. You study the exhibit carefully. You want to create a SALE_PROD view by executing the following SQL statements: Which statement is true regarding the…
The correct answer is D. The view will be created but no DML operations will be allowed on the view. Rules for Performing DML Operations on a View You cannot add data through a view if the view includes: A GROUP BY clause The DISTINCT keyword The pseudocolumn ROWNUM keyword Columns defined by expressions NOT NULL columns in the base tables that are not selected by the view
Question
You work as a database administrator at ABC.com. You study the exhibit carefully. You want to create a SALE_PROD view by executing the following SQL statements:
Which statement is true regarding the execution of the above statement?
Exhibit
Options
- AThe view will be created and you can perform DLM operations on the view
- BThe view will not be created because the join statements are not allowed for creating a view
- CThe view will not be created because the GROUP BY clause is not allowed for creating a view
- DThe view will be created but no DML operations will be allowed on the view
How the community answered
(56 responses)- A4% (2)
- B4% (2)
- C9% (5)
- D84% (47)
Explanation
Rules for Performing DML Operations on a View You cannot add data through a view if the view includes: A GROUP BY clause The DISTINCT keyword The pseudocolumn ROWNUM keyword Columns defined by expressions NOT NULL columns in the base tables that are not selected by the view
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