Differences between clusters, mirroring, replication and AlwaysOn at a very...
I'm trying to get my head around these technologies (clusters, database mirroring, replication and AlwaysOn) at a high level. Please confirm if my understanding is correct and fill in the holes where...
View ArticleNo clustered disks available
We just finished up putting together a windows 2012 cluster using a single shared volume. I went today to build the SQL cluster and got an error stating that "No clustered disks available" when doing...
View ArticleCannot add disk to cluster
I have used the SAN (HP P4000) software to create a snapshot of a database volume on one server and am attempting to use the snapshot as a disk on another server, a Windows 2012, SQL Server 2012...
View ArticleIncluding the system databases along with user databases for db integrity...
We have a maintenance plans which checks for the database integrity and rebuilding of indexes of all user databases excluding the system databases of master, model, and msdb. Since the system databases...
View Articlemaintenance plan overwrites backups
I am in SQL Server 2005 SP2 64 bit Standard Edition and created a maintenance plan to delete backup files that are older than 24 hours. It looks in a particular folder for the bak extension to do...
View ArticleAlways On availability groups between Windows Azure regions
Hello.I want to configure SQL Server Always On availability groups between Windows Azure virtual machines in different regions. One machine would be in a data center in Europe and one in Asia. Is that...
View Articlesqlpackage.exe is generating non-executable drop default constraint command.
I'm using sqlpackage.exe to generate differential script for update between different database versions (database projects, .dacpac files), so I'm not running it against existing Sql Server database...
View ArticleAlwaysOn High Availability
Hi,I have configured AlwaysON HighAvailabilty features for one of the database on my environment. When I do manual failover to secondary (replica)node. Post manual failover, application will not be...
View ArticleError: Specified cast is not valid. (SqlManagerUI)
My environment is:Operating System: Windows 7 Pro (32bit), FinnishI use Virtual PC including in Windows 7Operating system in Virtual PC: Windows Server 2008 Standard.SQL Sever 2008 R2Under SQL Server...
View ArticlePowershell script to check SQL 2012 AlwaysOn before patching
In our environment, we are running Microsoft Systems Operations Manager for patching. I'm looking for powershell script to check my SQL 2012 AlwaysOn status before kicking of the patches. Here is a...
View ArticleCannot connect to failover instance via AG listener in Azure
Hi,I have 2 SQL nodes participating in Availability Group in Azure.Both the nodes are in same subnet and are in synchronous commit mode.To enable client connectivity, I created an AG Listener and was...
View ArticleSQL Server login errors, SQL Always On
We recently set up a SQL Server 2012 Always On cluster.Now we are receiving the following login error randomly throughout the day:Login failed for user...
View Article2012 SQL analysis services no clustered disks error
I'm trying to put set up the first node of a cluster and when I have "analysis services" checked, I get the error "no clustered disks available." We have a 1GB quorum, and 3 TB Clustered Shared Volume...
View ArticleScalable shared databases VS Active secondary replicas
Hi-I'm trying to wrap my head around the differences between scalable shared databases vs Active secondary replicas in SQL 2012. Can anyone point out the pros vs cons for each of these solutions?Here...
View ArticleSQL Server 2012 Load Balancing
Hi,Is it possible to create an Active/Active SQL server 2012 cluster using built-in SQL and Windows Server 2012 tools?If not , what are our alternativesRegards
View ArticleSQL Server 2012 Failover Cluster questions
My question is in regards to SQL Server 2012 Failover Cluster (FCI), in 2012 the is option of FCI with DR( Disaster Recovery) with AlawaysON Group. But I only need to configure for FCI failover cluster...
View ArticleSQL Server cluster Fail-over failed after service pack installation
Hi All,Last week we tried to install service pack 2 of SQl server 2008 R2 on one of the our production server. service pack installed with success on Passive node but we initiate manual fail-over it's...
View ArticleTruncating transaction log without db backup in a virtual environnement where...
Hello,I have several virtual sql servers having all their storage on a SAN.A a backup, each night, I :- Stop the vm- Take a snapshot on the storage- Start the vmFor restoring I have just to retrieve...
View ArticleReg : HA for 600 databases
Hi EveryoneGreetings for the day!We are having 600 databases in one of our client production environment and need to build a DR for the same along with HA option.What is the suggestible HA option for...
View ArticleHow to restore all Sql users to another instance?
How to restore all Sql users with their password of all databases in an instance to another instance?
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