Removing Duplicates Using SAS®
Removing Duplicates Using SAS ®, continued SGF 2017 . Page 2 . Method #1 – Using PROC SORT to Remove Duplicates . The first method, and one that is popular with SAS professionals everywhere, uses PROC SORT to remove duplicates. The SORT procedure supports three options for the removal of duplicates: DUPOUT=, NODUPRECS, and . NODUPKEYS.
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