Azure SQL Database This article describes the architecture of Azure SQL Database and SQL database in Fabric that achieves availability through local redundancy, and high availability through zone redundancy. Overview Azure SQL Database and SQL database in Fabric both run on the latest stable version...
Persistent storage uses Azure Storage with its native high availability and redundancy capabilities. To learn more, see Hyperscale architecture. Within each of the three availability models, SQL Database supports local redundancy and zonal redundancy options. Local redundancy provides resiliency within a ...
Data format Processed Raw Flexibility Low High Availability High Low Sources Applications, transactional data, batch reporting, BI Big data, IoT, social media, streaming data Benefits of using SQL databases Now you know what an SQL database is and how it functionally differs from a NoSQL ...
The goal of the high availability architecture in Azure SQL Database is to minimize impact on customer workloads from service maintenance operations and outages. For information regarding specific SLAs for different service tiers, seeSLA for Azure SQL Database. ...
Databases in the Premium (DTU-based model) or in the Business Critical (vCore-based model) have several replicas to support the high-availability. Usually these replicas just collect data from primary node, apply changes, and activate if primary node fails. The Read Scale-Out feature allows you...
Zone redundancy via Azure availability zones Disaster recovery Geo-restore of database backups Active-geo replication between Azure regions Service scalability Dynamic scale-up and scale-down Scale out with multiple shards Share compute resources between databases using elastic pools...
Microsoft SQL Server Provide your SQL team with the ability to take advantage of Microsoft SQL Server 2019’s features such as Big Data clusters, always-on availability and intelligent query processing in Coginiti products. Azure Synapse Integrate Coginiti with Azure Synapse, a fully managed cloud...
If you want to create a database, you can create a database on-premise that will leave you to maintain the operating system and database server. Further, in the case of an on-premise database, disaster recovery and High Availability will become your headache. ...
Learn more about cloud databases—and try one out for yourself. Part of the Azure SQL family,Azure SQLis a fully managed relational database service built for the Azure cloud. Build your next app with the assistance of a fully managed SQL database with built-in AI capabilities, auto-scaling...
The dominating wait type is no longer WRITELOG, it is HADR_SYNC_COMMIT. This wait type is encountered when the database engine synchronously commits each transaction to database replicas in an availability group, used to implementhigh availabilityfor Business Critical databases. While transaction comm...