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SAS Certification Prep Guide: Base Programming for SAS 9, Third Edition by SAS Institute

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SAS Data Sets

So far, you've seen the components and characteristics of SAS programs, including how they reference SAS data sets. Data sets are one type of SAS file. There are other types of SAS files (such as catalogs), but this chapter focuses on SAS data sets. For most procedures, data must be in the form of a SAS data set to be processed. Now let's take a closer look at SAS data sets.

Overview of Data Sets

As you saw in our sample program, for many of the data processing tasks that you perform with SAS, you
  • access data in the form of a SAS data set
  • analyze, manage, or present the data.
Conceptually, a SAS data set is a file that consists of two parts: a descriptor portion and a data portion. Sometimes a SAS data set also ...

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