Я не уверен, что именно вы хотите, но к экземпляру службы, представляющему «Базу данных служб Windows SharePoint Services», можно обратиться через (пример powershell):
$farm = [Microsoft.SharePoint.Administration.SPFarm]::local
$farm.services | select name,typename | format-table -auto
Name TypeName
---- --------
Forms Service
Windows SharePoint Services Web Application
WSS_Administration Central Administration
SSP Job Control Service
SPAdmin Windows SharePoint Services Administration
Windows SharePoint Services Database
Office SharePoint Usage Analytics Service
Portal Service
ApplicationRegistryService Business Data Catalog
Shared Services Timer
Office SharePoint Server Diagnostics Service
OSearch Office SharePoint Server Search
SPTimerV3 Windows SharePoint Services Timer
Excel Calculation Services
SSOSRV Single Sign-on Service
SearchAdminSharedWebService Office SharePoint Server Search Admin Web Service
SPSearch Windows SharePoint Services Help Search
DCLauncher Document Conversions Launcher Service
DCLoadBalancer Document Conversions Load Balancer Service
User Profile Service
PolicyConfigService Microsoft.Office.RecordsManagement.Internal.PolicyConfigService
Windows SharePoint Services Outgoing E-Mail
Session State Service
Windows SharePoint Services Incoming E-Mail
Windows SharePoint Diagnostics Service
Итак, вы можете найти его вСвойство экземпляра SPFarm Службы (коллекция), где TypeName == "База данных служб Windows SharePoint Services"