The PY? format should only be used if model load time forms a significant part of the cube build times.

PY 格式应该只有在模型加载时间占用了大部分分析构建时间的时候才使用。

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So, to avoid wasting time modeling, decide in advance what questions you want the model to answer, then you can build a model that helps you answer the question.

所以，为了在建模中浪费时间，首先应该明确你的模型要解决的问题，然后再建立一个模型来回答这个问题。

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After learning the Spark skinning model, you can build expressive and robust Flex components in a very short amount of time.

在了解了Spark皮肤模型后就能在很短的时间内构建富于表现力和健壮的Flex组件了。

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