Merge pull request #12 from Microsoft/develop

Added Azure Data Warehouse files.

Supporting/DataWarehouse/Scripts/AzureSQLDWHOLCommands.sql

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+/*Step 23 Retrieve Connection information*/
+
+SELECT * FROM sys.dm_pdw_nodes_exec_connections;
+SELECT * FROM sys.dm_pdw_nodes_exec_sessions;
+
+/*Step 24 Retrieve Current Connection information*/
+
+SELECT * 
+FROM sys.dm_pdw_nodes_exec_connections AS c 
+   JOIN sys.dm_pdw_nodes_exec_sessions AS s 
+   ON c.session_id = s.session_id 
+WHERE c.session_id = @@SPID;
+
+/*Step 25 View Running Queries*/
+
+SELECT * FROM sys.dm_pdw_exec_requests WHERE status = 'Running';
+
+SELECT * FROM sys.dm_pdw_exec_requests ORDER BY total_elapsed_time DESC;
+
+/*Step 26 View queries waiting for resources*/
+
+SELECT waits.session_id,
+      waits.request_id,  
+      requests.command,
+      requests.status, 
+      requests.start_time,  
+      waits.type,  
+      waits.object_type, 
+      waits.object_name,  
+      waits.state  
+FROM   sys.dm_pdw_waits waits 
+   JOIN  sys.dm_pdw_exec_requests requests
+   ON waits.request_id=requests.request_id 
+ORDER BY waits.object_name, waits.object_type, waits.state;
+
+/*Step 27 View long running Query*/
+
+SELECT * FROM sys.dm_pdw_request_steps
+WHERE request_id = 'QID<request_ID Number>'
+ORDER BY step_index;
+
+/*Step 28 View total elapsed time for long-running query*/
+
+SELECT * FROM sys.dm_pdw_sql_requests
+WHERE request_id = 'QID<request_ID Number>' AND step_index = <Step Index>;
+
+
+

Supporting/DataWarehouse/Scripts/Step 15 High CPU Query.sql

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+SELECT
+SalesOrderNumber as SalesOrderNumber,
+CustomerKey as CustomerKey,
+COUNT(OnlineSalesKey) as OnlineSalesKey,
+AVG(SalesQuantity) as SalesQuantity,
+AVG(SalesAmount) as SalesAmount,
+AVG(DiscountAmount) As DiscountAmount,
+AVG(DiscountQuantity) As DiscountQuantity,
+AVG(UnitCost) as UnitCost,
+AVG(UnitPrice) as UnitPrice,
+AVG((SalesAmount-DiscountAmount)) As SalesAmountDifference,
+AVG((SalesQuantity - DiscountQuantity)) as SalesQuantityDifference
+FROM
+FactSales
+GROUP BY
+SalesOrderNumber,
+CustomerKey
+HAVING
+AVG(SalesQuantity) > 2