给出了过程系统分解协调优化的方法步骤，并通过实例阐明了方法在过程系统优化设计中的应用。
Both methods and procedures for the optimization were given, while its application in design of process system optimization were expounded via practical examples.
RUNSTATS 实用程序用于更新系统目录表中的统计信息，以帮助查询优化过程。
The RUNSTATS utility updates statistics in the system catalog tables to help with 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。
The runstats utility can be used to update statistics in system catalog tables to facilitate the query optimization process.
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