mis 451 building business intelligence systems project planning and requirements analysis

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MIS 451 Building Business Intelligence Systems Project Planning and Requirements Analysis

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MIS 451

Building Business Intelligence Systems

Project Planning and Requirements Analysis

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Agenda

Data Warehouse Development Lifecycle

Project Planning

Requirements Analysis

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Data Warehouse Development Lifecycle

Data Warehouse – Enterprise Data Warehouse

Data Mart – Departmental Data Warehouse

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Data Warehouse Development Lifecycle

Project Planning

Requirements Analysis

Physical Design

Logical Design

Data Staging

Data Analysis (OLAP)

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Data Warehouse Development Lifecycle Logical Design (Tool: Oracle Data Mart Designer)

ER Modeling Dimensional Modeling Design appropriate table structure and primary

key/Foreign key relationship

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Data Warehouse Development Lifecycle

Physical Design Database selection Storage selection Web based? Performance

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Data Warehouse Development Lifecycle

Data Staging (Tool: Oracle Data Mart Builder) Extraction Cleansing and Transformation Transportation

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Data Warehouse Development Lifecycle

TransformationExtraction Transportation

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Data Warehouse Development Lifecycle

Data Analysis (OLAP) (Tool: Oracle Data Mart Discoverer) Reporting Ad-hoc query Graphical Analysis

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Data Warehouse Development Lifecycle

Analytical Report

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Data Warehouse Development Lifecycle

Drill-up&Drill-down Query

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Data Warehouse Development Lifecycle

Graphical Analysis

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Project Planning

Project Planning

Requirements Analysis

Physical Design

Logical Design

Data Staging

Data Analysis (OLAP)

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Project Planning

Feasibility Study – Assess readiness for your data warehouse project

Define the scope of your data warehouse project

Develop the project plan

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Project Planning – Feasibility Study

Factors that establish the foundation for a successful Data Warehouse project

Strong Management Support Compelling business motivation – e.g.,

customer-centric companies, acquisition IS/Business partnership

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Project Planning – DW Scope

Provide a single data source to support decision making

Include at lease n years of historical data

Support at least n concurrent users Provide better decision support

information using less time

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Project Planning – Project Plan

DW Team Staff Project Manager Business System Analyst Data Modeler DBA Data Staging System Developer End User Application Developer

Time & Milestones

Budget

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Requirements Analysis

Project Planning

Requirements Analysis

Physical Design

Logical Design

Data Staging

Data Analysis (OLAP)

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Requirements Analysis

Pre-Interview Research Identify Interviewees

Business Executive Business Unit Manager Key Staff

Ask Relevant Questions e.g., what analysis do you currently do? what

analysis do you plan to do? How much historical information do you need?

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Requirements Analysis

Summarize interview with interviewees

Write interview report Analytical Requirements Information Requirements