Database

Lucid

9 Series
109 Lessons
31h 45m

Lucid is AdonisJS' Object Relational Mapping (ORM). It's a first-party package that follows the active record pattern. With it you can easily perform CRUD operations, add database hooks, normalize data, and so much more.

Series.

Snippets.

Lessons.

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Model Types with DTOs

Typing Lucid Models in Inertia with DTOs

In this lesson, we'll learn how we can specify types for our Lucid Models easily using DTOs we'll generate directly from our models.

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Seeding Our Initial Data

Seeding Our Initial Database Data

In this lesson, we'll create a seeder file to create the initial data we'll need in our database to get going. For now, that's just going to be our application's roles.

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Lucid Model Relationship Mixin

Creating A Lucid Model Mixin for our Organization Relationship

In this lesson, we'll learn how we can extract repetitive relationships, and other model properties/methods, into a mixin. We'll also learn what to look out for when using decorators within a TypeScript mixin.

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Defining Our Lucid Models & Relationships

Defining Our Lucid Models & Relationships

In this lesson, we'll convert our migrations into Lucid Models and define both sides of the relationships so they're ready to go.

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Defining Our Migrations & Foreign Keys

Defining Our Migrations & Foreign Keys

In this lesson, we'll create our migrations, models, and some of our controllers. We'll then fill out our migrations and define our relationship's foreign key constraints.

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Database Schema

Understanding Our Database Schema

In this lesson, we'll walk through a diagram of our application's database schema to understand how things relate to one another.

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Allowing Admins to Delete Movies
Let's Learn AdonisJS 6 #11.10
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Jun 29

Allowing Admins to Delete Movies and their Relationships

In this lesson, we'll learn how we can safely delete movies and their relationships. We'll discuss how we need to consider foreign key constraints, and what to do when our deletes aren't set to cascade.

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Managed Transactions and Syncing Movie Cast Members
Let's Learn AdonisJS 6 #11.9
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Jun 26

Managed Transactions and Syncing Movie Cast Members

In this lesson, we'll learn how we can use what we learned in the last lesson to also sync our cast members. We'll then extract this functionality into a service and wrap it within a managed database transactions.

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Posting an Array of Objects with HTML Forms
Let's Learn AdonisJS 6 #11.8
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Jun 26

Posting Objects, Arrays, and an Array of Objects in HTML Forms

In this lesson, we'll learn how we can use form field names to send an array of objects with our HTML form submission. We'll discuss pitfalls to watch out for and how we use AlpineJS to simplify index syncing within our field names.

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Allowing Admins to Update Movies and Clear Values
Let's Learn AdonisJS 6 #11.4
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Jun 15

Allowing Admins to Update Movies and Clear Values

In this lesson, we'll recreate our movie form for the purpose of updating our movies. We'll also add the ability to clear values and discuss the difference between VineJS' optional and nullable chain options.

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Allowing Admins to Create Movies
Let's Learn AdonisJS 6 #11.3
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Jun 12

Allowing Admins to Create Movies

In this lesson, we'll allow our administrators to create movies via our admin panel. We'll walk through getting the form set up, validated, and our movies created.

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Paginated Admin Movie Table
Let's Learn AdonisJS 6 #11.2
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Jun 12

Paginated Admin Movie Table

In this lesson, we'll learn how we can create a paginated movie table for our administrators. We'll list the movies and some of their relationship data, like the number of crew and cast members associated with the movie.

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Counting Stats for our Admin Dashboard
Let's Learn AdonisJS 6 #11.1
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Jun 06

Counting Stats for our Admin Dashboard

In this lesson, we'll perform various counts against our models to display on our admin dashboard page.

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Filtering, Preloading, and Sorting By Relationship
Let's Learn AdonisJS 6 #10.5
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Jun 06

Filtering, Preloading, and Sorting By Relationship

In this lesson, we'll list the movies a user has watched on their profile. To do this, we'll filter, preload, and sort by the watchlist relationship where the user's watched at value is not null.

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Uploading and Displaying User Avatars
Let's Learn AdonisJS 6 #10.3
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Jun 01

Uploading and Displaying User Avatars

In this lesson, we'll learn how to validate and upload avatar images into our project's storage. We'll then learn how we can easily display images we have contained within our app's storage

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Saving All Or Nothing with Database Transactions
Let's Learn AdonisJS 6 #10.2
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May 29

Saving All Or Nothing with Database Transactions

In this lesson, we'll learn about database transactions and how we can use them to batch commit or rollback updates, safeguarding against partial updates due to errors.

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Let's Learn AdonisJS 6 #10.0
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May 23

How to Create and Fix Missing User Profiles in Your Application

Learn how to create and manage user profiles in your application. This tutorial covers adding an edit profile button, setting up routes and controllers, ensuring profile creation during registration, handling existing users without profiles, and verifying

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Paginator Query Strings
Let's Learn AdonisJS 6 #9.6
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May 23

Persist Filters Easily with Lucid's Query String Method

Learn how to simplify pagination by persisting active filters with the query string method. Follow this step-by-step guide to clean up your code, apply the .queryString method from Lucid, and ensure seamless pagination for your web applications.

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AdonisJS 6 Access Token Authentication in 20 Minutes
AdonisJS In 30 #6.0
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May 21

AdonisJS 6 Access Token Authentication in 20 Minutes

In this lesson, we'll cover how to implement access token authentication, using opaque tokens, in AdonisJS 6. We'll also take a look at what this would look like on the frontend via a Vue 3 app using Pinia

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Composite Unique Constraint
Let's Learn AdonisJS 6 #9.5
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May 16

Defining A Composite Unique Constraint

In this lesson, we'll learn how you can enforce uniqueness between multiple columns using a composite unique constraint.

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