What is the difference between ON-VALIDATE-FIELD trigger and a POST-CHANGE trigger ?
ORACLE Interview Questions and Answers (Part 2)
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350. What is the difference between ON-VALIDATE-FIELD trigger and a POST-CHANGE trigger ?
When you changes the Existing value to null, the On-validate field trigger will fire post change trigger will not fire. At the time of execute-query post-change trigger will fire, on-validate field trigger will not fire.
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