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r· SEUGI '95 Data Warehouse - Part n Data Warehouse : The Key to Unlocking Corporate Data E Data warehouse in Action E DWManager EDWUser Craig Drury European Product Manager Enterprise Applications Division SAS Institute Europe !AI Business Goals Data Warehouse Provide easy enduser access to corporate data that is accurate and consistent E Empowers business users to become more self-sufficient in meeting their own information needs E To present "a single version of the truth" that is consistent, secure, maintainable, current, and easily accessible to facilitate quick responses to business changes by increase knowledge worker productivity and creativity and gain competitive advantage i I •• Examples Metadata ~ ,... ,:~. "h.<:, '~~ ';'; .: .'~. E "Glue that holds the different components of the warehouse together" E Information about the data and environment E What are the 10 most profitable proc:tucts this quarter? Who buys them? E Who are our best customers? What do they have in common? E Which suppliers are the least reliable? # What, Where, Who, Which, .... E Different from metadata in operational systems E Stored in a Metabase E Brings the data to the user ,\ 204 SEUGI '95 Data Warehouse A complete solution consists of three components: E Warehouse management E Warehouse organisation E Warehouse exploitation Data Warehouse Manager ~ Data Warehouse Structure Highly summarised lightly summarised Current detail Old detail Data Warehouse User ~.""".<",/" ~ '. .' " ,~, h 205 ... -.-------------- ---------.. _----- -- . . . . . ----------- ,; ~~; 1- SEUGI '95 Warehouse Exploitation E Optimised Methods: Read Access and Query E Data Mining, Data Exploration E Dynamic Reporting and Presentation E Rapid Application Development Mallllgement Fully Integrated Metadata The key to Full Management _ ..rL'" Organisation Full Exploitation /J/J 206 Organisation Explolt.alon