Lesson 3: Custom App Development - backend basics

Developer Certification Level 1

Introduction

In this lesson, you will learn the backend basics for building a custom Hubleto app from scratch. You will explore how Hubleto separates database logic into Models and RecordManagers, how to create your own tables, and how to define relations.

You will learn how to:

Create a custom CarRental app using the php hubleto create app command.

Understand the difference between Models (data structure & UI) and RecordManagers (Eloquent database execution).

Define data columns in the describeColumns() method.

Link models together using a 1:N (One-to-Many) relationship in both the $relations array and Eloquent HasMany methods.

Generate the frontend React UI instantly using the create mvc command.

Study material

Resource	Description
Models	Learn about the core building blocks of Hubleto data structures.
Record manager	Understand how Hubleto interacts with the database using Laravel Eloquent.
Relations	Learn how to link multiple models together (e.g., 1:N relations).
`php hubleto` CLI agent	Introduction to the CLI agent and its commands for generating boilerplate code.
Sample `CarRental` app	Source code of a sample CarRental app.

Videos

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