Therefore, after initially putting load on your system, or whenever the data volume in the database changes significantly, you should update the statistics by running the DB2 RUNSTATS utility.
因此，当您最开始在系统上加载负载之后，或者无论何时数据库中的数据量剧烈变化，都应该通过运行DB2RUNSTATS 实用程序更新统计数据。
The runstats utility can be used to update statistics in system catalog tables to facilitate the query optimization process.
可以使用runstats实用程序来更新系统编目表中的统计信息，使查询优化过程更容易一些。
WSCC is a free, portable program that allows you to install, update, execute and organize the utilities from various system utility suites.
超级跑车会简介是一个自由，便携式程序，允许您安装，更新，执行和组织各种系统工具套件的工具。
WSCC is a free, portable program that allows you to install, update, execute and organize the utilities from various system utility suites.
超级跑车会简介是一个自由，便携式程序，允许您安装，更新，执行和组织各种系统工具套件的工具。
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