Transaction level modeling hides unnecessary details. The communication at transaction level is method calls in comparison with signals and pins at RTL.

事务级建模在RTL级之上，忽略了不必要的细节，把模块之间的通信方式从管脚和信号方式抽象为函数调用。

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Rather than concentrating on the day-to-day operations and transaction processing of an organization, a data warehouse focuses on the modeling and analysis of data for decision makers.

数据仓库关注决策者的数据建模与分析，而不是构造组织机构的日常操作和事务处理。

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Therefore, with the view of workflow modeling, this work contributes to the complicated transaction in the enterprise.

对于企业中复杂的工作流处理具有一定的应用价值。

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