Download The Data Warehouse Unlocking Your Corporate Data

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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
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Examples
Metadata
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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
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204
SEUGI '95
Data Warehouse
A complete solution consists of three
components:
E Warehouse management
E Warehouse organisation
E Warehouse exploitation
Data Warehouse Manager
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Data Warehouse Structure
Highly summarised
lightly summarised
Current detail
Old detail
Data Warehouse User
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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
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206
Organisation
Explolt.alon