Shulou(Shulou.com)06/01 Report--

34 、 Which is true about invalid PL/SQL objects?

A) They are automatically recompiled against the new definition of a referenced object at the same time as the referenced object is modified.

B) They can be manually recompiled only by using SQL commands.

C) They are automatically recompiled against the new definition of a referenced object when they are called.

D) They must be manually recompiled before they can be used if a DDL is performed on a table that is referenced in the PL/SQL object.

Answer:D

Beijing CUUG collation, reprint please indicate, OCP discussion group: 569933648Universe 836361015

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.