Chapter 2

Modeling with GORM

Define your data layer the Grit way.

~21 min total3 lessonsAssignment

By the end of this chapter you'll be able to

Design relational models
Use AutoMigrate
Apply constraints and indexes

Lessons

Module: Core

GORM basics

Models, tags, the convention surface.

7measy

Relations

HasMany, BelongsTo, ManyToMany.

8mmedium

Migrations

Auto vs. explicit, when to switch.

6mmedium

Chapter assignment

Model a small invoice domain

Add three models: Customer (has many Invoices), Invoice (belongs to Customer, has many LineItems), LineItem (belongs to Invoice). Run `grit migrate` and confirm the foreign keys exist via GORM Studio.

See success criteria

Lesson 1 takes ~7 min.

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ch.1: Scaffold + Tour ch.3: Auth & RBAC