AlwaysOn – New in SQL Server 2012
What is SQL Server AlwaysOn?
SQL Server AlwaysOn is the new high availability and disaster recovery solution for SQL Server 2012. Using AlwaysOn businesses can achieve increased application availability for their mission critical applications and get higher returns on their high availability investments through better utilization of hardware resources. AlwaysOn also increases productivity and lowers TCO by greatly simplifying high availability deployment and management.