Subsetting a SAS Data Set
Creating More Than One Subset Data Set in One DATA Step
Adding Observations to a SAS Data Set
Interleaving Data Sets
Combining Detail and Summary Data
Merging Two Data Sets
Omitting the BY Statement in a Merge
Controlling Observations in a Merged Data Set
More Uses for IN= Variables
When Does a DATA Step End?
Merging Two Data Sets with Different BY Variable Names
Merging Two Data Sets with Different BY Variable Data Types
One-to-One, One-to-Many, and Many-to-Many Merges
Updating a Master File from a Transaction File
This chapter describes ...