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Requirements Collection & Analysis View Integration Approach

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3. DATABASE DEVELOPMENT LIFECYCLE (DBDLC)

Requirements Collection Analysis
Database Design

Requirements Collection & Analysis View Integration Approach

Requirements Collection & Analysis

Critical to capture necessary facts to build the required database application.
These facts are captured using fact-finding techniques.
When Are Fact-Finding Techniques Used?

Fact-finding used throughout database application lifecycle.
Crucial to early stages including database planning, system definition, and requirements collection and analysis stages.

Requirements Collection & Analysis

Fact-Finding Techniques:
Examining documentation,
Interviewing (unstructured/structured & open/closed ended questions),
Observing organization in operation,
Research,
Questionnaires (free-format and fixed-format).

Database Design

Creating a design for a database that will support the enterprise’s mission statement and mission objectives for the required database system.
Main aims:

To represent data and relationships required by users and applications.
To provide a data model which supports transactions.
To specify a design that meets performance requirements.

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