試題詳解

QUESTION 57 What is a condition predicate in a DML trigger?
(A) A conditional predicate allows you to specify a WHEN-LOGGING-ON condition in the trigger body.
(B) A conditional predicate means you use the NEW and OLD qualifiers in the trigger body as a condition.
(C) A conditional predicate allows you to combine several DBM triggering events into one in the trigger body.
(D) A conditional predicate allows you to specify a SHUTDOWN or STARTUP condition in the trigger body.