Availability Groups are a new feature of SQL Server 2012 that provide continuous data synchronization, automatic failover and secondary read access for one or many SQL Server databases.

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SQL Server Agent Jobs and Availability Groups

I'm looking for best practice in dealing with scheduled SQL Server Agent jobs in SQL Server 2012 availability groups. Maybe I missed something, however at the current state I feel that SQL Server ...
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SQL Server 2012 AlwaysOn: need to automatically add databases by script- T-sql or PowerShell

I've installed and successfully configured our SQL Server 2012 AlwaysOn 2-node servers for our new "Intranet" that is coming out. I've gotten AlwaysOn working great, and our Front End servers for the ...
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Clustering vs. transactional replication vs. availability groups

Assuming you need to make sure your application that relies on SQL Server 2012 as its database backend is available around the clock, even if one server machine fails. As a developer and not a DBA, I ...
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Managing logins with Availabilty Groups

I have created a user on my primary node that has access to all of the databases in Availability Group AG1. How do I ensure that same user has the same rights on all the other replicas in AG1? ...
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Can Availability Groups replace transactional replication?

I've been looking at the new features of SQL Server 2012, and how it can help my current situation. Currently we're on SQL Server 2008 R2, and replicate two OLTP servers' databases to a single ...
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1answer
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Transaction Log Maintanance While Using AlwaysOn Availability Group

We are using HADR ( AlwaysOn Availability Group) feature of SQL Server 2012. Server and AG Configuration as below: SQL12_SRV1 --> AG1(PRIMARY) - SYNC -->> DBTest SQL12_SRV2 --> AG1(SECONDARY) ...
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can i shrink log file in full recovery model

i have configured Always on Availability group where iam unable to shrink log file size through simple recovery model. can i shrink the log file size in full recovery model if yes or possible then is ...
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AlwaysOn AG, DTC with failover

Problem: How can I run Distributed Transaction Coordinator (DTC) on all servers in an AlwaysOn Availability Group (AG)? I do NOT need to maintain transactions over failover/switchover events. Setup: ...
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SQL Server 2012 Availability Group is it “AlwaysON”?

In a traditional SQL Server cluster when failover occurs, all clients that are connected to the SQL Server failed instance lose connections and each client must re-establish a new connection to ...
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Service Broker & AlwaysOn Availability Groups: Odd Transmission Queue Behavior

I have also posted this question on my blog: http://www.sqldiablo.com/2012/04/15/service-broker-alwayson-availability-groups-odd-transmission-queue-behavior/. I’ve been working on a project over the ...
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AlwaysOn Availability Groups back up schedules

We have AlwaysOn Availability Groups primary and secondary replicas where the secondary replica is preferred for back up jobs to take place as long as it is available. I created back up jobs on both ...
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1answer
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Restoring a SQL Server 2012 database in high availability

I have a database which is in always-on high availability mode synchronized with another database on a different instance. How can I restore from a .bak file into the primary database using T-SQL? ...
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Availability Groups and Transactional Replication

My client has a setup as shown below. AG Group A ---------> Server A (DB--> A) ----> Server B ( DB--> A) Transactional Rep --> Server A ( DB-->A ) ---> Server C ( DB--> B) AG ...
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SQL Server 2012 always-on backup, full vs copy-only

I need a quick clarification on copy-only backup vs full backup as it pertains to transaction log numbering and restore if required. I have SQL Server 2012 setup with always on for multiple ...
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2answers
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How to query readonly replica in Always On cluster

We have an Always On "cluster" that consists of 2 servers (there will be more), so one is PRIMARY and other(s) is(are) SECONDARY. The idea was to dedicate SECONDARY as a readonly replica, so it would ...
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1answer
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Changing feature on a database that is a member of SQL Server AlwaysOn availability group

Our developers need a change on a database that is in the Availability group (they need Service broker in one of the databases to be enabled) but when I try to do it I am getting error saying that I ...