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When is Data Source Checklist used?
This checklist is used starting
from the Data Warehouse Project Scoping
down to the Data Warehouse Design & Architecture
phase.
Why is it used?
Firstly it helps is selecting the
best source for data to populate Dimensional
Model in data warehouse. This is in terms of availability,
reliability and single source possibilities. Secondly it helps in
balancing the do ability v/s business requirements. This checklist
drives an acknowledgement of effort levels associated with each
Source
System or a combination of them.
What it contains?
it contains the items under the
heading of "identification sources", structure details,
combination of sources and do ability of these combinations. |
