Create rowstore_vs_columnstore_perf_demo.sql

Demo to show performance difference of a query on rowstore index vs Columnstore index

Author: Parikshit

samples/demos/columnstore/rowstore_vs_columnstore_perf_demo.sql

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+USE [AdventureworksDW2016]
+GO
+
+
+DBCC DROPCLEANBUFFERS
+
+SET STATISTICS IO ON
+SELECT s.SalesTerritoryRegion,d.[CalendarYear],FirstName + ' ' + lastName as 'Employee',FORMAT(SUM(f.SalesAmount),'C') AS 'Total Sales', 
+SUM(f.OrderQuantity) as 'Order Quantity', COUNT(distinct f.SalesOrdernumber) as 'Number of Orders', 
+count(distinct f.Resellerkey) as 'Num of Resellers'
+FROM FactResellerSalesXL_PageCompressed f
+INNER JOIN [dbo].[DimDate] d ON f.OrderDateKey= d.Datekey
+INNER JOIN [dbo].[DimSalesTerritory] s on s.SalesTerritoryKey=f.SalesTerritoryKey
+INNER JOIN [dbo].[DimEmployee] e on e.EmployeeKey=f.EmployeeKey
+WHERE FullDateAlternateKey between '1/1/2005' and '1/1/2007'
+GROUP BY d.[CalendarYear],s.SalesTerritoryRegion,FirstName + ' ' + lastName
+ORDER BY SalesTerritoryRegion,CalendarYear,[Total Sales] desc
+SET STATISTICS IO OFF
+
+DBCC DROPCLEANBUFFERS
+
+SET STATISTICS IO ON
+SELECT s.SalesTerritoryRegion,d.[CalendarYear],FirstName + ' ' + lastName as 'Employee',FORMAT(SUM(f.SalesAmount),'C') AS 'Total Sales', 
+SUM(f.OrderQuantity) as 'Order Quantity', COUNT(distinct f.SalesOrdernumber) as 'Number of Orders', 
+count(distinct f.Resellerkey) as 'Num of Resellers'
+FROM FactResellerSalesXL_CCI  f
+INNER JOIN [dbo].[DimDate] d ON f.OrderDateKey= d.Datekey
+INNER JOIN [dbo].[DimSalesTerritory] s on s.SalesTerritoryKey=f.SalesTerritoryKey
+INNER JOIN [dbo].[DimEmployee] e on e.EmployeeKey=f.EmployeeKey
+WHERE FullDateAlternateKey between '1/1/2005' and '1/1/2007'
+GROUP BY d.[CalendarYear],s.SalesTerritoryRegion,FirstName + ' ' + lastName
+ORDER BY SalesTerritoryRegion,CalendarYear,[Total Sales] desc
+SET STATISTICS IO OFF