Birst Agile Business Analytics is a single place to manage all of a business analytics to answer questions that span departments, data sources, and deployments across both public and private Clouds. It is a single, enterprise-class solution and includes everything necessary for advanced BI and analytics ready-to-publish pixel-perfect reports, interactive dashboards, ad hoc query, analytics and mobile delivery.Birst architecture comprises of four primary tiers: Data Connectivity (connectors to on-premise and cloud-based sources) : Data connectivity and extract options for on-premise databases, flat and structured files as well as cloud applications such as SalesForce, Apache Hadoop and ERP systems such as SAAS.  Data is extracted and uploaded into analytically-ready data store. In addition, Birst can also connect in real-time, via Live Access, to an existing on-premise database and provide complete BI capabilities in the Cloud without having to extract or upload any data. Data Services (ETL and data warehousing) : Includes Extract, Transform and Load (ETL) tools and a multi-dimensional data warehouse. The data warehouse is automated - with a few clicks; IT can generate and maintain fact and dimension tables, join relationships and the required processes for loading into an analytical data store. Analysis Services (ROLAP engine, advanced analytics and in-memory database) : ROLAP engine that delivers high query performance with smart caching. It also integrates a predictive modelling and optimization engine that offers advanced analytical capabilities. Finally, Birst has an in-memory analytic database which is completely integrated into the Birst platform. Unlike associative data models, Birst's in-memory analytics is not constrained by the size of a data set. It is optimized for scale and performance and can handle large data volumes. User Interface (dashboards, reporting, ad hoc analysis, in-memory analytics and mobile BI) : The Birst User Interface tier contains the suite's BI capabilities including interactive dashboarding,  pixel-perfect banded report writing and ad-hoc query and analysis. All of these capabilities are available from a single UI and are tightly coupled through the metadata layer. Click the following link for Tours and Demos :http://www.birst.com/resources/tours.shtml