请问楼主,你sort数据后干嘛用?是为rank数据做准备吗?
不管用途如何,现有的数据结构非常不便于编程。建议楼主调整一下数据结构,建议采用 公司-时间 为行,变量为列的数据结构。具体可以参考CSMAR等的数据结构。
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楼主: sunnytree
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请教sas中的排序问题 |
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Don't get lost in technical details. What is the big picture?
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Don't get lost in technical details. What is the big picture?
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Don't get lost in technical details. What is the big picture?
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It was the best of times, it was the worst of times.
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