[转]SAP的client概念及规划

SAP R/3 Instances and Clients

SAP R/3 实例与实集

An SAP R/3 implementation is usually performed with more than one R/3 “system.” As with any software and database, the environments where configuration is performed and where new programs are written and tested should not be the same environment where the system is used on a day-to-day basis. SAP accommodates the need for these separate environments with instances and clients.

一个SAP R/3项目的实施通常不止使用一个R/3“系统”。就象任何软件和数据库一样,配置用的环境和程序编写和测试的环境应该是在与日常使用系统所在的环境不同的环境。SAP使用实例(instance)和实集(client)来满足这些分离环境的需求的。

An instance is typically named for the type of environment it supports, it often has a three-character name, and its data is contained in a separate database from other instances. An instance named DEV, for example, would indicate that development work would be performed on this instance. An instance named PRD, for another example, would indicate that this instance is used for “production,” or day-to-day use, and programming, configuration, and testing sh

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