multi-dimensional databases and on-line analytical processing dominic cutuli john lundgren clark...

Multi-Dimensional Databases Multi-Dimensional Databases and On-Line Analytical and On-Line Analytical

ProcessingProcessing

Dominic Cutuli

John Lundgren

Clark Mitchell

Leslie Theiss

Ken Zenkevich

MDD & OLAP IntroductionMDD & OLAP Introduction

OLTP DB

POS System

MDD

Executive Information System

Marketing Info System

Sales AnalysisOLAP

What is an MDD? (1)What is an MDD? (1)

A multidimensional database (MDD) is a computer software system designed to allow for the efficient and convenient storage and retrieval of large volumes of data that is (1) intimately related and (2) stored, viewed and analyzed from different perspectives. These perspectives are called dimensions.

What is an MDD? (2)What is an MDD? (2)

Sales Volumes

DEALERSHIP

Mini Van

Coupe

Sedan

Blue Red White

MODEL

ClydeGleason

Carr

COLOR

What is an MDD? (3)What is an MDD? (3)

MODEL

Mini Van

Coupe

Sedan

Blue Red White

ClydeGleason

Carr

COLOR

Sales Volumes

Coupe

Sedan

Blue Red White

ClydeGleason

Carr

COLOR

DEALERSHIP

Mini Van

Coupe

Sedan

Blue Red White

ClydeGleason

Carr

COLOR

JANUARY FEBRUARY MARCH

Mini Van

What is OLAP?What is OLAP?

Online Analytical Processing– From Watson “The analysis of business

operations with the intention of making timely and accurate analysis-based decisions.”

OLAP Features Generally Include:– Calculations and modeling across dimensions,

trend analysis, slicing subsets, drill-down, drill-through and rotation.

Who Are the Vendors?Who Are the Vendors?

HyperionMicrosoftCognosOracleMicrostrategiesBusiness Objects

Hyperion Solutions EssbaseHyperion Solutions Essbase

2001 market leader in gross revenue Most powerful OLAP engine allows for robust analytical

calculations and queries Excellent scalability across processors and platforms Seamless integration with third-party add-ons GE, Hewlett Packard, WalMart High implementation and tune-up costs Pricing begins at $25,000/server + $1,500/user Expected to be surpassed by Microsoft in 2002 according

to OLAP report

Microsoft OLAP ProductsMicrosoft OLAP Products SQL Server Enterprise Edition

– Broad range of features supported– Excellent consulting and support network– Wide install base & strong market share– User friendly interface (PC Mag – easiest to use)

Data Analyzer / Excel– Strong feature set– User friendly interface– Price

Customers include Allstate, California Pizza Kitchen and Dell Computers

Cognos, Inc.Cognos, Inc.

Distant third in Market Share: 12.1% in 2001 Strong Cube building and distribution function using

“Power Cubes” Works Out-of-the-Box with Unix & Windows servers. BMW, Dow Chemical, Spalding, and Verizon Wireless $60,000 for an enterprise server license with 100 Web

Servers Paid $24 million to Business Objects to settle Patent

Infringement Suit

Product MatrixProduct MatrixHyperion Microsoft Cognos

Market Share (%) 21.3 21.3 12.1Type MOLAP BOTH ROLAP

MDD and OLAP Pricing

$25,000 /Server

$1500/User

$5000 to $20,000/CPU

$179-$500 / User

$1 to Indefinite

Support X X XConsulting services X X XCalculations and Modeling X X XTrend Analysis X X XSlicing subsets for viewing X X XDrill down consolidation X X XDrill through X X XRotation to new dimensions X X X

Real time analysis X X XOverall **** **** ****

Conclusion/Conclusion/RecommendationsRecommendations

All products are strong productsEach product has areas where it excelsChoosing a product depends on existing

systemsAny OLAP/MDD search should start with a

clearly defined business problem, and the search team should let the business problem guide the search