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Tips:Determining the number of observations in a SAS data set efficiently

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SAS data sets consist of a descriptor portion and a data portion that contains the data values. The descriptor portion of a SAS data set contains detailed information about the data set. This information includes:

  • The name of the data set and its member type
  • The date and time the data set was created
  • The number of observations
  • The number of variables
  • The engine type

Using the descriptor portion is one of the most efficient and quickest ways of determining the number of observations in a SAS data set. Click on "read more" for further explanation.

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Submitted by Alberto Negron. Contact me at my Discussion Page.