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a presentation by W H Inmon

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data warehouses sprout departmental versions. computer. computer. computer. computer. computer ... sales. mktg. hr. it is interesting to see where the ... – PowerPoint PPT presentation

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Title: a presentation by W H Inmon


1
MAXIMIZING THE BUSINESS OPPORTUNITY DATA
WAREHOUSING - 1999
what is a data warehouse?
a presentation by W H Inmon
2
the two basic kinds of users you have are
explorers and farmers
3
data warehouse
- integrated data - historical data - detailed
and summary data
4
data warehouses grow large -
detail x history large volumes
5
data warehouses sprout departmental versions
6
data warehouse
there is an intermediate form of data warehouse
called an operational data store
7
data warehouse
exwh
for exploratory purposes, there is an exploration
warehouse
8
sales
mktg
finance
hr
data marts
exwh
it is interesting to see where the different
communities of users fit
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