Define what you mean by cloud data - specific for your situation.
Some you can use Base, others you need a SAS/ACCESS licence.
EG and DI Studio are GUI interfaces (on top of Base and other SAS Foundation modules) for ad-hoc analysis/reporting and ETL development respectively - they see no difference if cloud or not.
Learn the difference between classical and Bayesian statistical approaches and see a few PROC examples to perform Bayesian analysis in this video.
Find more tutorials on the SAS Users YouTube channel.