Update sys-dm-pdw-exec-requests-transact-sql.md

changed classifier_name defintion

Author: ronortloff

docs/relational-databases/system-dynamic-management-views/sys-dm-pdw-exec-requests-transact-sql.md

@@ -1,7 +1,7 @@
 ---
 title: "sys.dm_pdw_exec_requests (Transact-SQL) | Microsoft Docs"
 ms.custom: ""
-ms.date: "07/03/2019"
+ms.date: "10/29/2019"
 ms.prod: sql
 ms.technology: data-warehouse
 ms.reviewer: ""
@@ -33,10 +33,10 @@ monikerRange: ">= aps-pdw-2016 || = azure-sqldw-latest || = sqlallproducts-allve
 |error_id|**nvarchar(36)**|Unique ID of the error associated with the request, if any.|See [sys.dm_pdw_errors (Transact-SQL)](../../relational-databases/system-dynamic-management-views/sys-dm-pdw-errors-transact-sql.md); set to NULL if no error occurred.|  
 |database_id|**int**|Identifier of database used by explicit context (for example, USE DB_X).|See ID in [sys.databases (Transact-SQL)](../../relational-databases/system-catalog-views/sys-databases-transact-sql.md).|  
 |command|**nvarchar(4000)**|Holds the full text of the request as submitted by the user.|Any valid query or request text. Queries that are longer than 4000 bytes are truncated.|  
-|resource_class|**nvarchar(20)**|The resource class for this request. See related **concurrency_slots_used** in [sys.dm_pdw_resource_waits &#40;Transact-SQL&#41;](../../relational-databases/system-dynamic-management-views/sys-dm-pdw-resource-waits-transact-sql.md).  For more information on resource classes, see [Resource classes & workload management](https://docs.microsoft.com/azure/sql-data-warehouse/resource-classes-for-workload-management) |Static Resource Classes</br>staticrc10</br>staticrc20</br>staticrc30</br>staticrc40</br>staticrc50</br>staticrc60</br>staticrc70</br>staticrc80</br>            </br>Dynamic Resource Classes</br>SmallRC</br>MediumRC</br>LargeRC</br>XLargeRC|
+|resource_class|**nvarchar(20)**|The workload group used for this request. |Static Resource Classes</br>staticrc10</br>staticrc20</br>staticrc30</br>staticrc40</br>staticrc50</br>staticrc60</br>staticrc70</br>staticrc80</br>            </br>Dynamic Resource Classes</br>SmallRC</br>MediumRC</br>LargeRC</br>XLargeRC|
 |importance|**nvarchar(128)**|The Importance setting the request executed at.  This is the relative importance of a request in this workload group and across workload groups for shared resources.  Importance specified in the classifier overrides the workload group importance setting.</br>Applies to: Azure SQL Data Warehouse|NULL</br>low</br>below_normal</br>normal (default)</br>above_normal</br>high|
 |group_name|**sysname** |For requests utilizing resources, group_name is the name of the workload group the request is running under.  If the request does not utilize resources, group_name is null.</br>Applies to: Azure SQL Data Warehouse|
-|classifier_name|**sysname**|For requests utilizing resources, group_name is the name of the workload group the request is running under.  If the request does not utilize resources, group_name is null.||
+|classifier_name|**sysname**|For requests utilizing resources, The name of the classifier used for assigning resources and importance.||
 |resource_allocation_percentage|**decimal(5,2)**|The percentage amount of resources allocated to the request.</br>Applies to: Azure SQL Data Warehouse|
 |result_set_cache|**bit**|Details whether a completed query was a result cache hit (1) or not (0). </br>Applies to: Azure SQL Data Warehouse|0,1|
 ||||