SAS: UNION in PROC SQL (With Examples)

This tutorial explains how to use various forms of UNION in PROC SQL in SAS, along with examples.

The following SAS program creates datasets that will be used to explain examples in this tutorial.

data datasetA;
input product $ sales;
cards;
A 60
A 65
B 36
C 78
D 91
;
run;

data datasetB;
input product $ profit;
cards;
A 62
A 62
D 23
E 25
F 32
G 41
;
run;