A Typical Distributed Environment

1
A Typical Distributed Environment
Chicago
Central Site Headquarters
Hong Kong
Outlying Site
Toronto
Outlying Site
London
Outlying Site
2
Heterogeneous Environment
Chicago
(NCR Teradata)
Hong Kong
(H-P Oracle)
Toronto
(DEC Sybase)
London
(IBM DB2)
3
Data Refreshed Into Global Warehouse
Chicago
Hong Kong

Toronto
London
4
Global Data Model
Chicago
Global data model
Hong Kong

Toronto
London
5
Levels Of Granularity
Global Headquarters
Outlying sites
6
System Of Record
Global Headquarters
Outlying sites
7
Local Data Warehouse
Global Headquarters
8
Feeding Global Data Warehouse
9
Drill Down
10
Iteratively Built
Phase 3
Phase 5
Phase 6
Phase 1
Phase 4
Phase 2
11
Staging Areas
12
More Than One Global Data Warehouse
13
Diversity Of Outlying Sites
USA
Japan
Canada
Herzegovina
Somalia
Kiribati
Ethiopia