additions

Author: AndreasWolter

docs/relational-databases/system-stored-procedures/sp-external-policy-refresh-transact-sql.md

@@ -20,7 +20,10 @@ dev_langs:
 
 [!INCLUDE [sqlserver2022](../../includes/applies-to-version/sqlserver2022-asdb.md)]
 
-Force immediate download of latest published policies.
+Forces immediate download of latest published policies for the whole instance (for every database).
+
+> [!NOTE]  
+>  If there are any ongoing pull requests by the background task or by another user, the request waits until the former task is finished and starts a new pull. – This ensures that the result of calling this proc explicitly always results in a refreshed cache.
 
 ## Syntax  
 
@@ -44,11 +47,11 @@ sp_external_policy_refresh  [ @type = ] 'type'
  The following example downloads complete set of policies.  
 
 ```  
-EXEC sp_external_policy_refresh reload
+EXEC sp_external_policy_refresh @type = 'reload'
 ```  
 
 ### B. Incremental policy refresh
- The following example downloads incremental policy.  
+ The following example downloads policies incrementally by using the default type 'update'.  
 
 ```  
 EXEC sp_external_policy_refresh
@@ -57,4 +60,4 @@ EXEC sp_external_policy_refresh
 ## See also
 
 - [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)