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Exam C2090-616 topic 1 question 22 discussion

Actual exam question from IBM's C2090-616
Question #: 22
Topic #: 1
[All C2090-616 Questions]

What of the following is TRUE about triggers?

  • A. Triggers are activated by INSERT, UPDATE, DELETE and SELECT statements
  • B. Triggers can be used to perform data manipulation operations against complex views
  • C. Triggers can only be used to execute logic before or after appropriate SQL statements
  • D. Only one trigger for a particular event and activation time can be created for a particular table
Show Suggested Answer Hide Answer
Suggested Answer: A 🗳️
Reference: https://www.ibm.com/support/knowledgecenter/en/SSEPGG_10.5.0/com.ibm.db2.luw.admin.dbobj.doc/doc/c0004113.html
by db2tester at Oct. 8, 2019, 4:44 p.m.

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JamesBond
3 years, 10 months ago
B is correct https://www.ibm.com/docs/en/db2/10.1.0?topic=triggers-instead
upvoted 1 times
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db2tester
5 years, 7 months ago
The answer B is correct. You have INSTEAD OF trigger which can be used to perform data manipulation operations against complex views
upvoted 3 times
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db2tester
5 years, 7 months ago
The answer D is not correct because you can have several "UPDATE OF column-name" triggers by columns. In this case, the trigger will only activated by the update of a column that is identified in the column-name list.
upvoted 2 times
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db2tester
5 years, 7 months ago
The answer C is not correct because, the triggers can be also used to enforce data integrity rules.
upvoted 2 times
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db2tester
5 years, 8 months ago
The answer A is wrong. Triggers are not activated by SELECT statement but only UPDATE, DELETE, INSERT statement.
upvoted 2 times
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C (25%)
B (20%)
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