topic Questions of working with CAS in SAS Programming https://communities.sas.com/t5/SAS-Programming/Questions-of-working-with-CAS/m-p/970176#M377041 <P>Hi all,</P><P>I'm new SAS Viya user and studying programming on CAS. I would like to ask some questions regarding to this topic. Could you please kindly help to take a look and give me some hints.&nbsp;</P><P><STRONG>CAS management</STRONG></P><OL><LI><SPAN>If anyone can load data to CAS, how to manage the data volume can be loaded to CAS memory?</SPAN></LI><LI><SPAN>How can SAS Viya Admin control global scope CAS tables automatically?</SPAN></LI><LI><SPAN>How to change scope (session to global and vice versa) of existing in-memory CAS tables?</SPAN></LI></OL><P><STRONG>DATA Step to Run in CAS</STRONG></P><OL><LI><SPAN>With DATA step using BY statement to process CAS tables, how much data can be distributed to one thread? What if a group have more data than what a thread can handled?</SPAN></LI><LI><SPAN>Should we optimize and How to optimize performance if some threads might need to process a number of rows and others might not?</SPAN></LI></OL><P><SPAN>Thank you all!!!</SPAN></P> Thu, 03 Jul 2025 04:07:19 GMT huylegq 2025-07-03T04:07:19Z Questions of working with CAS https://communities.sas.com/t5/SAS-Programming/Questions-of-working-with-CAS/m-p/970176#M377041 <P>Hi all,</P><P>I'm new SAS Viya user and studying programming on CAS. I would like to ask some questions regarding to this topic. Could you please kindly help to take a look and give me some hints.&nbsp;</P><P><STRONG>CAS management</STRONG></P><OL><LI><SPAN>If anyone can load data to CAS, how to manage the data volume can be loaded to CAS memory?</SPAN></LI><LI><SPAN>How can SAS Viya Admin control global scope CAS tables automatically?</SPAN></LI><LI><SPAN>How to change scope (session to global and vice versa) of existing in-memory CAS tables?</SPAN></LI></OL><P><STRONG>DATA Step to Run in CAS</STRONG></P><OL><LI><SPAN>With DATA step using BY statement to process CAS tables, how much data can be distributed to one thread? What if a group have more data than what a thread can handled?</SPAN></LI><LI><SPAN>Should we optimize and How to optimize performance if some threads might need to process a number of rows and others might not?</SPAN></LI></OL><P><SPAN>Thank you all!!!</SPAN></P> Thu, 03 Jul 2025 04:07:19 GMT https://communities.sas.com/t5/SAS-Programming/Questions-of-working-with-CAS/m-p/970176#M377041 huylegq 2025-07-03T04:07:19Z