Microsoft® SQL Server™ 2005 Administrator's Companion
by Edward Whalen, Marcilina Garcia, Burzin Patel, Stacia Misner, Victor Isakov
Scaling Out
Scaling out generally involves the addition of extra SQL Servers to provide increased scalability. When a SQL Server 2005 instance for a particular database solution is at its maximum potential and unable to meet performance demands, you should consider scaling out. SQL Server 2005 allows you to scale out both the database storage solution and the hardware solution. Chapter 19, covered how you can use data partitioning to scale out your database solution. In this chapter, I will examine the following technologies for potentially scaling out your SQL Server solution:
SQL Server instances
Clustering
Database mirroring
Log shipping
Replication
Shared scalable databases
These various SQL Server 2005 technologies have not necessarily been designed ...
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