- Prior to SQL Server 2017, and Windows Server 2016, the instance had to reside on a Windows Server Failover Cluster (WSFC) node to enable the Always On availability group feature. To support ...

This article will present the SQL Server 2012-2014 AlwaysOn Availability Group feature and describe how-to implement a virtualized AlwaysOn Cluster with four WS2012 R2 Core nodes and four Availability ...

Fig. 3 Cross-Platform Live Migration Using Distributed Availability Groups Please visit our reference documentation on business continuity for SQL Server on Linux for more specifics on how integration ...

A basic availability group supports a failover environment for a single database. It is created and managed much like traditional (advanced) Always On Availability Groups (SQL Server) with Enterprise ...

Always On Availability Groups are a fundamental component of the availability story for SQL Server, and provide a robust disaster recovery solution as well. Availability Groups were first introduced ...

SQL Server’s other HA/DR feature, Always On Availability Groups, is a more robust solution capable of providing rapid recoveries with no data loss. Among its other advantages are inclusion in SQL ...

Ask 10 people 'What is high availability?' and you might get 15 different answers. For the purposes here, HA will be defined as ensuring SQL Server is operating when and as needed. 'When' takes into ...