AlwaysOn Availability Group and Database Mirroring

In SQL Server 2008 R2, a typical high availability deployment uses Database Mirroring to protect application databases from planned and unplanned downtime.  Database Mirroring combined with log shipping and failover clustering provide a great set of features that meet the high availability requirements of mission critical applications.   In Database Mirroring today, if the application is…

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Introducing SQL Server code-named "Denali" AlwaysOn

Welcome to the official Microsoft SQL Server team blog for SQL Server AlwaysOn. As a team we are excited to share our knowledge with you and more importantly we are keen to get valuable feedback from you about the new high availability and disaster recovery solution for SQL Server, AlwaysOn. Let us get started by…

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