Base SAS – What is SAS Dataset

SAS Dataset

SAS stores the data into SAS dataset.

Before you can analyse your data and produce a report with SAS software, the data must be in a
special form the SAS system can understand. This form is called SAS data set.
It consists of two portions:

  • Descriptor Information
  • Data Values

Descriptor Information:

This describe the content information of a SAS dataset.

It contains following information

  • Dataset name
  • Date created/modified data
  • SAS Version
  • No of variables & Observations
  • Info about each variable
  • Variable name/data type/ length/position within the dataset and etc.

Data Values:
The Data values or the Data portion contains the actual data that have been collected. The data is
organized into a rectangular structure containing rows called observations and columns called

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