PROC RANK would allow you to do ranking using "dense". I've never used "decode()" and just looked it up in the Oracle documentation. From what I understand this would require some post processing of the result returned by PROC RANK (so an additional PROC SQL/Data Step on the output of the PROC RANK procedure via an additional pass through the data).
2025 SAS Hackathon: There is still time!
Good news: We've extended SAS Hackathon registration until Sept. 12, so you still have time to be part of our biggest event yet – our five-year anniversary!