Hello, I am new to SAS as well as SAS Viya. I am in the process of trying to add row-level security for a group of users. (SAS Viya  Scenario: I have 50 different users within a group, and this group has access to a caslib that consists of 50 tables (within db).  I am trying to take advantage of the substitution variables within SAS, however, I need a variable called state_cd. (each user has access to 1 to many state_cds)   Question: Is it possible to create a metadata table with the needed data and utilize it to create a dynamic Identity Based Substitution filter?    Similar to this:  FacilityRegion In ('SUB::SAS.IdentityGroups')  (but instead of SAS.IdentityGroups, change it to METADATA_TBL.StateCd)   Below is a link to the sas documentation.  https://go.documentation.sas.com/?cdcId=calcdc&cdcVersion=3.4&docsetId=calauthzcas&docsetTarget=n1bf0cwn6ae85gn1b64x2j0czu24.htm&locale=en#p0typu0legb624n139nqaw1p19pt ... View more