Working with SAS Data Sets

Summary of Commands

You have seen that IML has an extensive set of commands that operate on SAS data sets. Table 7.1 summarizes the data management commands you can use to perform management tasks for which you might normally use the SAS DATA step.

Table 7.1 Data Management Commands
Command		Description
APPEND		adds observations to the end of a SAS data set
CLOSE		closes a SAS data set
CREATE		creates and opens a new SAS data set for input and output
DELETE		marks observations for deletion in a SAS data set
EDIT		opens an existing SAS data set for input and output
FIND		finds observations
INDEX		indexes variables in a SAS data set
LIST		lists observations
PURGE		purges all deleted observations from a SAS data set
READ		reads observations into IML variables
REPLACE		writes observations back into a SAS data set
RESET DEFLIB		names default libname
SAVE		saves changes and reopens a SAS data set
SETIN		selects an open SAS data set for input
SETOUT		selects an open SAS data set for output
SHOW CONTENTS		shows contents of the current input SAS data set
SHOW DATASETS		shows SAS data sets currently open
SORT		sorts a SAS data set
SUMMARY		produces summary statistics for numeric variables
USE		opens an existing SAS data set for input

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