试题详情
- 单项选择题Identify a performance impact when using the Performance Schema.()
A、There is no impact on performance
B、The overhead depends on the settings of the Performance Schema
C、There is an overhead for querying the Performance Schema but not for having it enabled
D、There is a constant overhead regardless of settings and workload
- B
关注下方微信公众号,在线模考后查看
热门试题
- Evaluate the SQL st
- Given: What is
- Which typeQ
- The SQL
- Given: What is
- The EMPLOYEE tables
- The DBA issues this
- ClicktheExhibitbutto
- 简单介绍表空间,并写出一种建立表空间的方
- Examine the structu
- Which of
- Your are the DBA su
- Given: Whatistheres
- What purpose
- You connected&
- You backedQ
- Which of
- Click the
- You want to take a
- Which fourQ