单项选择题
Which of the following tools can make recommendations for indexes and/or MQTs to improve the performance of DB2 applications?（）
A.Design Advisor B.Visual Explain C.Performance Advisor D.Configuration Assistant
单项选择题 Which product must be installed on z/OS to allow a COBOL program running on that machine to access data on a remote DB2 for z/OS server?（）
单项选择题 A trigger can be created on which of the following objects?（）
单项选择题 Which of the following supports the XML data type?（）
