PropertyStore Class
SharePoint 2010
Represents a property database for the Search service application.
Namespace:
Microsoft.Office.Server.Search.Administration
Assembly: Microsoft.Office.Server.Search (in Microsoft.Office.Server.Search.dll)
In Microsoft SharePoint Server 2010, property databases contain metadata associated with crawled content. You can distribute the database load of queries by adding property databases to different computers that are running SQL Server. Property databases are associated with index partitions, and return any metadata associated with content in query results.