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

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