Tag Archives: high availability

Understanding HA

I’ve learned a lot about high availability (HA) and disaster recovery (DR) over the last two decades. Some of the things I’ve learned were from studying, some from experimentation and practice, and a few from hard lessons when some part of a … Continue reading

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AlwaysOn and Contained Databases in SQL Server 2012

This talk is mostly based on contained databases in SQL Server 2012. The first part of the talk goes over the problems with current database movement, the idea of containment, and the implementation in SQL Server 2012. There are demos … Continue reading

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The High Availability Poll

The cost of building highly available databases dropped with the introduction of Database Mirroring in 2005. Without the need to purchase identical hardware for a spare system, it became much easier and less expensive to set up extra systems that … Continue reading

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High Availability Upgrades

  SQL Server 2012 will be released soon. I have no idea of the exact date, though I suspect a peek at the SQL Server developers’ vacation schedule in Redmond might provide some clue. The announcement last year was a first … Continue reading

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