Skip to Main Content
Oracle Data Warehouse Tuning for 10g
book

Oracle Data Warehouse Tuning for 10g

by Gavin JT Powell
April 2011
Intermediate to advanced content levelIntermediate to advanced
504 pages
16h 49m
English
Digital Press
Content preview from Oracle Data Warehouse Tuning for 10g
18 1.2 Data Modeling for Data Warehouses
Figure 1.9 simply contains another fact entity or another subset of the
data contained in the normalized entity relationship structure in Figures 1.6
and 1.7. It is quite conceivable that the two fact entity sets in Figures 1.8
and 1.9 should be merged into a single entity, separating used, damaged,
scrapped, and lost containers by an appropriate type column.
There could be a small problem with the fact entity shown in Figure 1.9.
Damaged, scrapped, and lost containers could either be a fact entity or part
of the CONTAINER dimension. This decision would depend on exactly
how often containers are damaged, scrapped ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

Oracle 10g Data Warehousing

Oracle 10g Data Warehousing

Lilian Hobbs, Susan Hillson, Shilpa Lawande, Pete Smith
Expert Oracle Enterprise Manager 12c

Expert Oracle Enterprise Manager 12c

Kellyn Pot'vin, Anand Akela, Gokhan Atil, Bobby Curtis, Alex Gorbachev, Niall Litchfield, Leighton Nelson, Pete Sharman

Publisher Resources

ISBN: 9781555583354