SqlServer-QA.net

When you think about high availability in SQL Server then you would think about Clustering and in addition to this within 2005 version we have Database Mirroring too that can provide automated failover support to your database server applications. By default you can see a failover cluster as a combination of one or more nodes (servers) with two or ...

One of our client had such requirement to cater a load balancing for their application and needed to upgrade to higher versions of SQL Server & Operating systems. The current setup at their end is a SQL Server 2000 Active/Passive Cluster and the transactions per minute were good enough with this setup, due to the recent campaign of the ...

Though it is more to do with SQL Storage  kind of question, I have just dragged into Performance tuning section for the sake of large installation you talk with clustering. For the sake of discussion it seems better to plan ahead for the failing instances since, for example, two of the four servers could go down. In the majority of cases, ...

We have had a request from one of the solutions company stating they have to mirror 15 SQL Servers that are dispersed across the European locations to a central location. For this they have deployed the X64 environment for operating system and SQL Server application too. So now the question is will there be any limit on ...

Microsoft released PerformancePoint Server’s LAST Community Technical Preview (CTP) before launch!  To date, the CTP program has gathered close to 10,000 members and the product has been enjoying fantastic pre-launch press and analyst coverage.  For more information refer to ThePremiers blog. This is much exciting news for ...

Both hardware RAID 1 (mirroring or duplexing) or RAID 5 (striping with parity) offer good data redundancy should a single hard disk in a RAID array fail. And as you might expect, there is some differences in performance between the two. The major difference in performance between RAID 1 and RAID 5 is that RAID 5 experiences heavy write overhead ...