Understanding Azure SQL DB Service Tiers Warner Chaves SQL MCM / MVP SQLTurbo.com Pythian.com

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Bio SQL Server DBA for 10 years. Previously an L3 DBA at HP, now a Principal Consultant at Pythian in Ottawa Ontario. SQL Server MCM and MVP. Twitter: @warchav Email: warner@sqlturbo.com Blog: sqlturbo.com Company site: pythian.com

Agenda GOAL: provide an introduction and overview of the Azure SQL Database service. We’ll cover: How to sign up. Navigating the portal. The different service levels. New features coming cloud first.

Signing up! Go here: http://azure.microsoft.com/en-us/pricing/free-trial/ You’ll need to put in your info but you won’t get charged until after the trial month if you don’t cancel.

What is it? The SQL database as a service offering on Azure (OLTP). Fully managed by MS as part of Azure. It’s not a full instance. Many features that you’re used to don’t exist because it’s fully managed. Used to be 2 size based tiers, now it’s 3 Service Level based tiers.

Before and After Before: Web and Business. Based purely on size. Now: 3 service tiers and sub tiers. BASIC S0 S1 S2 S3 P1 P2 P3

Basic Size Limit: 2GB. Point-in-time Restore: 7 days. DR: Geo-Restore to another Azure region. Auditing allowed. Performance: 5 DTU.

Standard Size Limit: 250GB. Point-in-time Restore: 14 days. 10 DTU S1 20 DTU S2 50 DTU S3 100 DTU Size Limit: 250GB. Point-in-time Restore: 14 days. DR: Geo-Restore, Standard Geo-replication. Auditing allowed. Performance: 10-20-50-100 DTU.

Premium Size Limit: 500GB. Point-in-time Restore: 35 days. DR: Geo-Restore, Standard or Active Geo-replication. Parallelism. Columnstores. Auditing allowed. Performance: 125-250-1000 DTU. P1 100 DTU P2 200 DTU P3 1000 DTU

Standard vs Active Geo-Replication RTO < 2h (30 secs on V12) RPO < 30m (5 secs on V12) Active RPO < 5m (5 secs on V12) Active provides failover control. Active provides up to 4 read-only replicas.

Official Pricing List For the official published price please check: http://azure.microsoft.com/en-us/pricing/details/sql-database/ The price can change depending on your specific agreements with Microsoft.

Demo: Walkthrough Azure Portal and SSMS experience

Demo: Point-in-Time Restore

DTU? Database throughput unit. A comparison unit of integrated database performance. Blend of CPU + Data IO + Log IO + Memory. Based on an internal OLTP benchmark from the Azure team.

Tier DTUs Tier DTU Max Threads Max Sessions Benchmark Throughput Basic 5 30 300 16600 trx/hour S0 10 60 600 521 trx/min S1 20 90 900 934 trx/min S2 50 120 1200 2570 trx/min S3 100 200 2400 5100 trx/min P1 125 105 trx/sec P2 250 400 4800 228 trx/sec P3 1000 1600 19200 735 trx/sec

Demo: Basic vs S1 comparison

Cloud-first MS is now deploying features on Azure SQL that are NOT in the “box” version of SQL Server: Dynamic Data Masking. Row-Level Security. ALTER COLUMN ONLINE. TDE on all editions. TRUNCATE PARTITION. Upcoming: SQL Query Store.

Demo: Dynamic Data Masking

Future ahead Elastic database pools Azure SQL Datawarehouse Check videos of the sessions from Ignite 2015 on channel9.microsoft.com

QA?