New Post: question about input.xml file

<Database>
            <!-- <*DB> below designates the suffix portion of the database name. For example if your DBPrefix (above) was "SharePoint", and the name below was "ServiceApp", your full DB name would be "SharePoint_ServiceApp" -->
            <ProfileDB>Profile</ProfileDB>
            <SyncDB>Sync</SyncDB>
            <SocialDB>Social</SocialDB>
            <!-- If you are creating an alias (recommended!), <DBServer> is actually the value of the SQL alias; otherwise it's the NetBIOS name of the SQL server or instance. 
                 If you leave <DBServer> blank, the default DBServer value for the farm is used -->
            <DBServer></DBServer>
            <!-- The script can create a SQL alias for you. Enter the DBInstance, and if you leave <DBPort> blank, script will assume default port value of 1433 -->
            <DBAlias Create="false"
                     DBInstance="SERVER\INSTANCE"
                     DBPort="" />
        </Database>