148.Which dependent object will get invalidated even if it is not affected by the table edefinition?
A. packages
B. triggers
C. synonyms
D. views
Answer: B
在线重定义之后,新表没有此触发器
触发器定义:
CREATE OR REPLACE TRIGGER tr_t before update on table_before
显然,触发器定义的语句ON部分就已经有问题了
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