TableAnalysistools for Excel: Thisadd-inprovideseasy-to-use tools that leverageSQLServer 2008 dataminingfeaturestoperformpowerfulanalyticsonyourspreadsheet data.
WestClinTech has built XLeratorDB which can operate refined Excel calculations and a lot of new financial calculations inside SQL Server where they can run up to 100 times faster than Excel and are fully protected by server security.