1. BI, OLAP and Hyperion By Amir Nasiri 1 on 1 Consulting Firm LLC

2. Data Warehouse Architecture

4. Data Flow in OLAP Multi-dimensional access Multidimensional Viewer Relational Viewer Client MDBMS Server Multi- dimensionaldata SQL-Read RDBMS Server User data Meta data Derive d data SQL-Reach Through SQL-Read

5. The Complete Decision Support System Information Sources Data Warehouse Server (Tier 1) OLAP Servers (Tier 2) Clients (Tier 3) Operational DB’s Semistructured Sources extract transform load refresh etc. Data Marts Data Warehouse e.g., MOLAP e.g., ROLAP serve OLAP Query/Reporting Data Mining serve serve

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