There is a new whitepaper from Microsoft, Microsoft BI Authentication and Identity Delegation, which describes all the authentication and delegation scenarios with Microsoft BI technologies: Personal BI Scenarios (Excel) Team BI Scenarios (SharePoint) Corporate BI Scenarios (Reporting Services, Analysis Services) Federated BI ...

Microsoft recently announced a new roadmap for its BI architecture. The next version of SQL Server, codenamed “Denali”, is going to introduce a new semantic model named BISM (Business Intelligence Semantic Model). Analysis Services will host it and it will be queryable through MDX and DAX. DAX has been introduced in PowerPivot as an expression ...