2. DBI403

5. Few Nodes Many Nodes

9. SalesDB CustomerFederationeration CustomerFederation Federation Members Federation Root Federations

10. SalesDB CustomerFederationeration CustomerFederation Federation Members Federation Root Federations member: Range [1000, 2000) AU PK=5 AU PK=25 AU PK=35 AU PK=5 AU PK=25 AU PK=35 AU PK=1005 AU PK=1025 AU PK=1035 Atomic Units

11. SalesDB CustomerFederationeration CustomerFederation Federation members User Database and Federation root Federations Federated Tables and Reference Tables Global Tables

12. SalesDB Orders_federation CustomerFederationeration CustomerFederation Range Distribution [min,1000, 2000, 3000 ….. 5000, 10000, Max] ALTER FEDERATION CustomerFederation SPLIT AT (tenant_id=7500)

13. SalesDB CustomerFederationeration CustomerFederation Range Distribution [min,1000, 2000, 3000 ….. 5000, 10000, Max] -- Connect to Root Database USE FEDERATION CustomerFederation(customer_id = 5075) …

14. deep dive

16. Sample Scenario – Multi-Tenant App -- Day#1 – Deploy CREATE DATABASE SalesDB GO CREATE FEDERATION CustomerFederation(cid BIGINT RANGE) GO CREATE FEDERATION ProductFederation(pid VARBINARY(64) RANGE) GO SalesDB member: Range [MIN, NULL) ProductFederation CustomerFederation

17. Sample Scenario – Multi Tenant App -- Connect to the federation member USE FEDERATION CustomerFederationeration(cid = 0) WITH FILTERING=OFF, RESET GO CREATE TABLE [dbo].[Customer]( [CustomerID] [bigint] NOT NULL, [Title] [nvarchar](8) NULL, … CONSTRAINT [PK_Customer] PRIMARY KEY CLUSTERED ([CustomerID] ASC) ) FEDERATED ON (cid = CustomerID) GO CREATE TABLE [dbo].[CustomerAddress]( [AddressID] [int] NOT NULL, [CustomerID] [bigint] NOT NULL, … CONSTRAINT [PK_CustomerAddress] PRIMARY KEY CLUSTERED ([CustomerID],[AddressID] ASC) ) FEDERATED ON (cid = CustomerID) GO CREATE TABLE [dbo].[PostalCode]( [PostalCodeID] [int] NOT NULL, [PostalCode] [nvarchar](15) NOT NULL, … CONSTRAINT [PK_PostalCode] PRIMARY KEY CLUSTERED ([PostalCodeID] ASC) ) GO SalesDB member: Range [MIN, NULL) CustomerFederation Customer (federated) CustomerAddress (federated) PostalCode (reference)

18. Sample Scenario – Multi Tenant App -- Day#2 business grows! ALTER FEDERATION CustomerFederation SPLIT AT(cid = 1000) GO -- Day#3 black friday! (future) ALTER FEDERATION CustomerFederation SPLIT AT(cid = 100,200,300,…900) GO -- Day#4 recession hits! (future) ALTER FEDERATION CustomerFederation MERGE AT(cid = 100,200,300,…900) GO -- Day#5 oh shoot! it is a double dip. (future) ALTER FEDERATION CustomerFederation MERGE AT(cid = 1000) GO SalesDB CustomerFederationeration CustomerFederation

19. SPLIT in Action App member: Range [100,200) Customer (federated) CustomerAddress (federated) PostalCode (reference) Member: Range [100,150)Member: Range [150,200)

20. demo

21. Connecting to Federations Filtering Connections Microsoft Confidential SalesDB member: Range [100,200) orders (federated) CustomerFederation orderdetails (federated) Uszipcodes (referece) CustomerFederation Customer_id=55

22. Connecting to Federations Member Connections Microsoft Confidential SalesDB member: Range [100,200) orders (federated) CustomerFederation orderdetails (federated) Uszipcodes (referece) CustomerFederation Customer_id=55

28. Try the new SQL Server Mission Critical BareMetal Hands on-Labs Visit the updated website for SQL Server® Code Name Denali on www.microsoft.com/sqlserver and sign to be notified when the next CTP is available www.microsoft.com/sqlserver Follow the @SQLServer Twitter account to watch for updates Visit the SQL Server Product Demo Stations in the DBI Track section of the Expo/TLC Hall. Bring your questions, ideas and conversations! Microsoft® SQL Server® Security & ManagementMicrosoft® SQL Server® Optimization and Scalability Microsoft® SQL Server® ProgrammabilityMicrosoft® SQL Server® Data Warehousing Microsoft® SQL Server® Mission Critical Microsoft® SQL Server® Data Integration

29. Resources www.microsoft.com/teched Sessions On-Demand & CommunityMicrosoft Certification & Training Resources Resources for IT ProfessionalsResources for Developers www.microsoft.com/learning http://microsoft.com/technet http://microsoft.com/msdn http://northamerica.msteched.com Connect. Share. Discuss.

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