You can either create a PROC SQL view on a DICTIONARY table or you can use the SASHELP views, as described in Accessing DICTIONARY Tables with SASHELP Views. You can then use the view in a DATA or ...

This example creates the table PROCLIB.PAYLIST and inserts data into it. Program: libname proclib 'SAS-data-library'; options nodate pageno=1 linesize=80 pagesize=40; proc sql; create table ...