[单选] tommy has created a sales view in his sales.nsf database. Tommy wants negative numbers in the sales number column in the view parenthesis. which one of the following should tommy do?（）

An install of cluster .es software failed. Output from the failure indicates missing system  requisites. Every subsequent attempt to install the software abended.  In order for the cluster to install，the most likely way for the administrator to resolve this problem is to install the "bos.data" and which other fileset（s）？（）    "rsct.*"。  "xIC*" and "rsct.*"。  "bos.adt.*" and "rsct.*"。  "csm.*.rte" and "rsct.*"。 自动润滑系统堵塞排除措施 What is the likely cause of a system hanging at boot code 557?（） The system is configuring network adapters.。 The system is configuring fibre channel devices.。 The system is unable to mount the rootvg filesystems.。 The system is unable to access the installation media.。 Which of the following is the lowest cost DB2 product that can be legally installed on a Linux server that has 6 CPUs?（） DB2 Express Edition。 DB2 Personal Edition。 DB2 Workgroup Server Edition。 DB2 Enterprise Server Editio。 何谓菜单，菜单的功能有哪些？ tommy has created a sales view in his sales.nsf database. Tommy wants negative numbers in the sales number column in the view parenthesis. which one of the following should tommy do?（）