3.1.1.1.42.1 Data Model
PolicyId: A foreign key (ADM_AccessPolicyTable, PolicyId); on delete cascade.
RoleId: A foreign key (ADM_RoleDefinitionTable, RoleId) on delete cascade.
AccessScopeId: A foreign key (ADM_AccessScopeTable, AccessScopeId); on delete cascade.
These three items together form a unique row in the table.