After collecting business requirements and researching the business and data environment, you can perform gap analysis.

在收集业务需求并研究业务和数据环境之后，您就可以执行差异分析了。

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The results of the requirements analysis will be the primary input for data warehouse modeling, after they have passed the requirements validation phase.

在需求分析的结果通过需求验证阶段之后，将成为数据仓库建模的主要输入。

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Using the requirements analysis techniques, you can build an initial warehouse data model which represents the end-user requirements that you have captured informally.

使用需求分析技术，您可以构建初始的仓库数据模型，以表示您非正式所捕获的终端用户需求。

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The first is when the input data are too fast to store in their entirety: in order to keep storage requirements practical some level of analysis must occur as the data streams in.

FORBES: Volume

For the last six years, the CEC has evaded these requirements by adopting new rules for everything from battery chargers to televisions based on obsolete data and a flawed and misleading analysis.

FORBES: California Regulators, It's Time to Open the Golden State for Business Once Again