You can query for data about the current state of bugs, tasks, and other types of work items by using the FactCurrentWorkItem table and the associated dimension tables.
For information about the measures and dimensions that are associated with these tables in the SQL Server Analysis Services cube, see Analyze and report on work items and test case data using the Work Item perspective.
FactCurrentWorkItem is associated with the following dimension tables:
DimArea
DimIteration
DimPerson
DimTeamProject
DimWorkItem