問題詳情

QUESTION 17Which four triggering events can cause a trigger to fire? (Choose four) short1.A specific error or any errors occurs.2.A database is shut down or started up.3.A specific user or any user logs on or off.4.A user executes a CREATE or an ALTER table statement.5.A user executes a SELECT statement with an ORDER BY clause.6.A user executes a JOIN statement that uses four or more tables.
(A)1234
(B)2345
(C)1245
(D)3456

參考答案

答案：A
難度：非常困難0
統計：A(0),B(0),C(1),D(0),E(0)