Return view('categories', compact('categories')) ĭefine route to get categories under web.php file: Route::get('/get-categories', Create Parent View and Child View: app/Http/Controllers/CategoriesController.php with('childCategories') Php artisan make:controller CategoriesControllerĭefine getCategories method in CategoriesController, this is the method where we are going to fetch all the categories with parent child relationship. We will this control to fetch categories from the database using our Categories eloquent model and pass it to the laravel blade file Next’s lets see how we can show this relationship using Laravel Blade View Create new Controller and Define Route It is going to give us all items with recursive relationship. It will returns us only one level of child items and here is the magic if you call Categories::with('childCategories')->get() If we try to get records like this Categories::with('categories')->get() Return $this->hasMany(Categories::class, 'category_id')->with('categories') This is method where we implement recursive relationship
As discussed earlier, we need to define the teamid inside the User table, so let us first add the teamid inside users migration. cd relationships Open the project in your editor. Open Categories model from app folder and define following methods: hasMany(Categories::class, 'category_id') In Laravel, Eloquent ORM’s has-many relationship is a game-changer for managing one-to-many associations in your database. laravel new relationships Now, go into the project folder. This is important part of this tutorial and this is the main reason of writing this tutorial because it is the actual solution to have Laravel HasMany Recursive Relationship in your project.
Migrated: 2019_09_09_164026_create_categories_table (0.07 seconds)Ĭategories table with parent child items Define Eloquent model Relationship
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To see an example of how to write a factory, take a look at the database/factories/UserFactory.php file in your application. Laravel6 git:(master) ✗ php artisan migrate Instead of manually specifying the value of each column, Laravel allows you to define a set of default attributes for each of your Eloquent models using model factories.
$table->unsignedBigInteger('category_id')->nullable() All Eloquent models extend Illuminate\Database\Eloquent\Model.Create new database model and a migration file which we use to define our categories table php artisan make:model Categories -mĪdd following columns for categories table bigIncrements('id')
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Models typically live in the app directory, but you are free to place them anywhere that can be auto-loaded according to your composer.json file. To get started, create an Eloquent model. Each database table has a corresponding "Model" which is used to interact with that table.īefore getting started, be sure to configure a database connection in config/database.php. The Eloquent ORM included with Laravel provides a beautiful, simple ActiveRecord implementation for working with your database.
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