laravel 7 seeding relationships code example

Example 1: laravel 8 seeding

php artisan db:seed

php artisan db:seed --class=UserSeeder

Example 2: laravel 8 seeding

/**
 * Run the database seeders.
 *
 * @return void
 */
public function run()
{
    $this->call([
        UserSeeder::class,
        PostSeeder::class,
        CommentSeeder::class,
    ]);
}