Introduction

The architecture of any web application requires working with entities that require longevity, also known as data persistence.

Learning Outcomes

• Describe the goals of data persistence.
• Describe an Entity-focused Repository design that performs core CRUD (Create, Retrieve, Update & Delete) operations.
• Create backend Repository components for all CRUD operations using a file-based persistence.

Class Lecture

• Architecture of Data Persistence (slides) -- TBD
• Architecture of Data Persistence (video) -- TBD

Exercises

Project

• You can now apply this lesson to your Elaboration phase user stories.