Dell PowerEdge R810 Руководство - Страница 18

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Installing the database instances

Servers: Database consolidation on Dell PowerEdge R810 servers

Figure 7. Choosing features for installation.

On the first installation, choose to install the default

instance. On subsequent installations on the

same server, choose named instance and provide

a name for the instance.

Configure the credentials of the SQL Server service

account and SQL Server Agent accounts.

Specify SQL Server administrators and also specify

the authentication mode desired for your

configuration. Microsoft recommends Windows

Authentication mode, but legacy applications may

require SQL Server authentication.

Complete the installation.

While there can be only one default instance, SQL Server 2008 R2,

as with previous versions of SQL Server, allows you to have

multiple named instances. These instances function largely

independently of one another; each has its own security contexts,

collation settings, etc. (For more information, see

http://msdn.microsoft.com/en-us/library/

ms143531(SQL.105).aspx

To install one or more named instances, as we did for our testing,

follow the same procedures as installing a default instance, with

the exception of a few configuration changes during the process.

First, on the Feature Selection screen, if you are installing a named