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DB2 and Oracle Database Fundamentals

Question 1 of 20

Which statment about trigger is TRUE ?

  1. we can use Application Trigger to fire when a DELETE statement occurs
  2. we can use database Trigger to fire when a INSERT statement occurs
  3. we can use System event Trigger to fire when a DELETE statement occurs
  4. we can use INSTEAD OF trigger to fire when a INSERT statement occurs

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