CMS专题

单选题You are trying to determine how many disk sorts are happening on the database right now. Which of the following dictionary tables would you use to find that information?（）A V$SESSION B V$SYSSTAT C DBA_SEGMENTS D V$SORT_USAGE

题目
单选题
You are trying to determine how many disk sorts are happening on the database right now. Which of the following dictionary tables would you use to find that information?（）
A

V$SESSION 

B

V$SYSSTAT 

C

DBA_SEGMENTS 

D

V$SORT_USAGE

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