DATA step

What is Data Step?

Definition: It typically takes data, processes it, and creates a SAS data set. It starts with data keyword and ends with run statement.

Applications: It is used to create new variables within a data set.

Scenario: Assuming your existing data set (employee) contains three variables: Employee, Department, Salary. You intend to make copy of this data set (employeearchive) and store it as archive, then following data step can be used:

Sample Code:

data work.employeearchive ;
set work.employee;
run; 

Notes:

• All data step statements end with semi-colon ;
• Comments can be inserted by placing text within asterisk and semi-colon.

           * This is comment ;