added link to combining DMV

Author: AndreasWolter

docs/relational-databases/system-dynamic-management-views/sys-dm-server-external-policy-roles-transact-sql.md

@@ -36,6 +36,8 @@ Principals must have the **VIEW SERVER SECURITY STATE** permission.
 
 ## See also
 
+ [sys.dm_server_external_policy_principal_assigned_actions (Transact-SQL)](../../relational-databases/system-dynamic-management-views/sys-dm-server-external-policy-principal-assigned-actions-transact-sql.md)  
+ 
 - [Provision access by data owner for Azure SQL Database](/azure/purview/how-to-policies-data-owner-azure-sql-db)
 
-- [Provision access by data owner for SQL Server on Azure Arc-enabled servers](/azure/purview/how-to-policies-data-owner-arc-sql-server)
+- [Provision access by data owner for SQL Server on Azure Arc-enabled servers](/azure/purview/how-to-policies-data-owner-arc-sql-server)