Fetch all linked accounts in Laravel 5.4 using Eloquent ORM.

Fetch all linked accounts in Laravel 5.4 using Eloquent ORM.

To fetch all linked accounts in Laravel 5.4 using Eloquent ORM, you would first need to define the relationships between the models involved. Let's assume we have two models, User and Account, where a user can have multiple accounts linked to them.

First, let's define the relationships in the models:

// app/User.php
class User extends Authenticatable
{
    public function accounts()
    {
        return $this->hasMany(Account::class);
    }
}

// app/Account.php
class Account extends Model
{
    public function user()
    {
        return $this->belongsTo(User::class);
    }
}

Now, to fetch all linked accounts for a user using Eloquent ORM, you can simply call the accounts() method on the user instance:

// Fetch all linked accounts for a user with ID 1
$user = App\User::find(1);
$accounts = $user->accounts;

// Or, you can chain the relationships and eager load the accounts
$user = App\User::with('accounts')->find(1);
$accounts = $user->accounts;

The first example will make a separate query to fetch the user and then another query to fetch their linked accounts. The second example, using eager loading, will fetch both the user and their linked accounts in a single query, which is more efficient for larger datasets.

Keep in mind that you should always ensure that your relationships are defined correctly and that you're using the appropriate methods to fetch the data to avoid any potential issues.