Basic tier Premium tier 99 99 Uptime SLA

Basic tier Premium tier 99. 99% Uptime SLA Predictable Performance Standard tier B S 0, S 1 or S 2 P 1, P 2 or P 3 Transactions per hour Transactions per minute Transactions per second Database size limit 2 GB 250 GB 500 GB Point In Time Restore (“oops” recovery) Any point <7 days Any point <14 days Any point <35 days Geo-Restore (restore last daily backup to another region) RTO<24 h*, RPO<24 h Standard geo-replication (offline secondary, fixed DR pairing) Not included RTO<2 h RPO<30 m Active geo-replication (up to 4 online secondaries, configurable regions) Not included RTO<1 h, RPO<5 m * Target only, actual time depends on the data size and scale of restores

Azure SQL Database Customer (subscription owner)

Single Logical Database • ü ü ü DB Ack Read Value Write P S P Ack S Write Ack Write S Reads are completed at the primary Writes are replicated to secondaries P S S

RA-GRS sabcp 01 bl 21 sabcp 02 bl 21 sabcp 03 bl 21 Copy backups to Azure Storage LS XYZ DB Backups DB 1 Backups Restore as a new database from local backups

RA-GRS sabcp 01 bl 21 US West sabcp 02 bl 21 RA-GRS Storage geo - replication sabcp 03 bl 21 sabcp 01 bl 21 sabcp 02 bl 21 sabcp 03 bl 21 LS ABC Restore to any server when needed • • • LS XYZ DB Self-service restore API US West Restores last daily backup No extra cost, no capacity guarantee RTO>=24 h, RPO=24 h Database URL will change after restore Automatic copies of daily backups DB US East

LS OPQ DB LS ABC Failover and activation of secondary (during incident) • • • Geo-r eplica DB tion North Central US LS XYZ DB West US RTO<2 h, RPO<30 m REST and Power. Shell API to opt-in and failover Automatic data replication and synchronization DMV+REST to monitor and guide failover decisions Single offline secondary with matching performance level in the DR paired region East US

North Central US n tio a lic p re DB 1 eo G Failover and activation of secondary (any time) LS DFE Ge n ore pl LS XYZ ica tio n io at lic tion. Geo a c li p re o e G p -re LS OPQ DB 1. old DB 1 LS ABC • • • West US RTO<1 h, RPO<5 m REST and Power. Shell API to opt-in and failover DMV+REST to monitor and guide failover decisions Automatic data replication and synchronization Up to 4 online secondary databases with matching performance level in any region DB 1 East US South Central US

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