utility profile 效用剖面法
This is a utility class that exposes model and profile lifecycle operations and provides access to the modeling platform.
这是一个显示模型以及概述生命周期操作，并提供建模平台访问方式的实用类。
The utility automatically performs a runstats against any table with an existing statistics profile after the data has been moved to the correct partitions.
当数据被移动到适当的分区之后，该实用程序自动使用已有的statistics profile在任何表上执行runstats。
The profile feature offers a profile management tool that is integrated with all other system management tools, making it a more mature and complete implementation than the wsinstance utility.
概要文件特性还提供概要文件管理工具，该工具和其它所有系统管理工具集成在一起，使其比 wsinstance 实用程序更加成熟和完善。
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