多选题

Someone said there is one bug in this...

Question

Someone said there is one bug in this procedure (TestProcedure), what’s correct description for this procedure? (单选)

A. This procedure is wrong and doesn&rsquot capture data duplicated Error when Insert

B. This procedure is wrong and doesn&rsquot capture no data found Error when update

C. This procedure is wrong and doesn&rsquot support &ldquoreturning&rdquo keyword

D. This procedure is correct and never has logic Error