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ENSEMBLE MODELLING
Brian Bradley23rd February 2017
New Zealand Big Data and Business Intelligence Meetup
WHERE DOES ENSEMBLE MODELLING FIT?
System of Record Ensemble Presentation
Order
Order Line
Fact Order
Product
Order
OrderProduct
Customer
INTRODUCING DATA VAULTHow does it differ from other
approaches?Data Vault is a methodology to
build Data Warehouses. The latter is a keystone of Business
Intelligence. It’s all about making sense from the collected
data.
You can read an explanation athttp://optimalbi.com/blog/2017/02/01/what-is-
data-vault/
WEIGHING YOUR OPTIONS
What is the
purpose?What are the
feature considerations?
With your purpose in
mind, assess the impact
Have you listed all the pros and
cons?
ENSEMBLE“A GROUP OF PEOPLE OR THINGS THAT MAKE UP A
COMPLETE UNIT (SUCH AS A MUSICAL GROUP, A GROUP OF ACTORS OR DANCERS, OR A SET OF CLOTHES)”
Merriam Webster Dictionary
UNIFIED DECOMPOSITION
Ensemble Modelling breaks things out into their constituent
parts so that we can capture things that are interpreted or
changed differently to one another.
UNIFIED DECOMPOSITION
UNIFIED DECOMPOSITION
… then reunifies them, using a
common standard view of unified
concepts.
BUSINESS DRIVEN MODELLING WITH DATA VAULT
KEY BUSINESS CONCEPTS(Ensembles!)
Ensemble Key Attributes
Customer Customer Number Name Address Telephone Email
Product Product Code Name Category Price
Employee Staff Number Name Staff Number
Store Store Code Name Address Category
Docket Docket ID Item Quantity Price Payment Method
CONCEPT/RELATIONSHIP MATRIXRelationship Cu
stomer
Product
Employee
Store
Sales Docket
Delivery Note
Customer Purchase X X X X X
Stock Delivery X X X X
Thank you
Two Auckland Courses in April
Search EventBrite to register
Or Optimalbi.com
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