In SQL, views can either allow data modification (updatable) or restrict it (read-only). This quiz on SQL read-only vs updatable views helps clarify the conditions that determine whether a view can be updated, and how to work with both types.
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Which of the following conditions makes a view non-updatable?
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Question 5 of 15
5. Question
Can a view with a JOIN clause be updatable?
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Question 6 of 15
6. Question
What happens when you try to update a read-only view?
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Question 7 of 15
7. Question
Which SQL clause can explicitly define a view as read-only in some RDBMS?
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Question 8 of 15
8. Question
Which feature helps ensure data integrity when updating a view?
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Question 9 of 15
9. Question
What does WITH CHECK OPTION do in a view?
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Question 10 of 15
10. Question
Which of these views is likely updatable?
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Question 11 of 15
11. Question
What is a major advantage of a read-only view?
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Question 12 of 15
12. Question
Which SQL statement can make a view explicitly non-updatable in Oracle?
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Question 13 of 15
13. Question
Why would you create a read-only view intentionally?
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Question 14 of 15
14. Question
Can INSERT be used on an updatable view?
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Question 15 of 15
15. Question
Which of the following makes a view definitely read-only in standard SQL?
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Summary
Understanding the difference between read-only and updatable views is key to managing virtual tables effectively. This quiz on SQL read-only vs updatable views explores definitions, rules, restrictions, and real-world use cases for both view types.
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