Which of these appropriately describes the results of a manual SQL Tuning Advisor task?()
A list of SQL statements and recommendations for tuning
B. A list of SQL statements that have been tuned by the Advisor, with before and after metrics
C. Graphs showing the actual performance improvement made by the Advisor after it implemented the recommended changes
D. All of the above
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下级只接受一个上级的领导,只向一个上级负责。是组织的什么原则()
A. 最小层次
B. 分工协作
C. 精干效率
D. 集中统一
E. 指导原则
为了减少局部放电现象,()挤包在绝缘层和外护层之间。
国际主要同业在零售业务发展中体现的共性趋势为()
A. 零售业务基础强化,业务资源向重点市场集中
B. 加快零售业务渠道整合,打造新兴服务模式
C. “以客户为中心”理念指导零售产品和服务创新
D. 以效率为标杆改造经营管理机制