关于银行业从业人员的职业操守,下列说法正确的有()。
A. 在银行利益与客户利益发生冲突的时候,要始终以客户利益为重
B. 为客户保密
C. 不能要求或接受与工作有关的、来自第三方的款项或其他相关利益
D. 针对自身提供的产品及服务,应在客户询问的时候再告知客户,并且出于保密原则,能少答就少答
E. 在向客户推介产品及服务信息时,打听与自身工作无关的信息
You manage a SQL Server 2005 database that contains a table with many indexes. You notice that data modification performance has degraded over time. You suspect that some of the indexes are unused. You need to identify which indexes were not used by any queries since the last time SQL Server 2005 started. Which dynamic management view should you use?()
A. sys.dm fts index population
B. sys.dm exec query stats
C. sys. dm db index usage stats
D. sys.dm db index physical stat