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Healthcare Information Technology Exam Guide for CompTIA Healthcare IT Technician and HIT Pro Certifications by Brian Gugerty, Kathleen McCormick

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Database Application Development Process

A healthcare database application design process usually includes four stages (Figure 34-2):

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Figure 34-2 A generic database application design process

Stage 1 Analyze the business scenario and extract business rules.

Stage 2 Design an entity relationship diagram (ERD) based on the business rules extracted from stage 1.

Stage 3 Select a database model (e.g., Oracle DB) and create a physical database (tables, views, functions, etc).

Stage 4 Choose a development tool (e.g., Oracle APEX) to implement the application.

Analyzing the Business Scenario and Extracting Business Rules

Business rules describe ...

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