Laravel pluck fields from relations
Stefan Izdrail
Founder & Senior Architect · 2026-06-29
Title: Efficiently Pluck Fields from Relationships in Laravel Collective Forms
Introduction:
Laravel provides a powerful way to work with relationships between models through its Eloquent ORM. This feature becomes especially useful when displaying data on forms using the Laravel Collective package, which makes working with form helpers and inputs more straightforward. However, sometimes you might want to pluck fields from related models instead of their primary keys. In this blog post, we'll go through how you can efficiently do that without compromising performance or readability.
Body:
To begin, let us first understand the problem statement given in the introduction. You have a Seller object with a relation to a User model. From this relationship, you want to display the first name of each user associated with the sellers in a select field using the Laravel Collective Forms package.
The initial code snippet you shared uses pluck() function to retrieve values from related models but not specifically the fields you desire. In this case, it retrieves only 'id' and 'user_id' columns which are not directly related to your select field. To solve this problem, let's use a slightly different approach.
1. Define a new method in the User model that returns an array with the desired fields:
class User extends Model {
public function getSelectNameAttribute() {
return $this->first_name;
}
}
This creates a new virtual attribute called 'select_name' in your user model, which will be populated with the first name of each user.
2. Next, make sure you have defined relations for both models: Seller and User. (for example, if you haven't already):
class Seller extends Model {
public function user() {
return $this->belongsTo(User::class);
}
}
3. Now, use the newly defined method and relations to fetch data:
<?php
$sellers = Seller::with('user')->get();
?><?php
{!! Form::selectGroup('seller_id', 'Sellers', $sellers->pluck('select_name', 'id'), null) !!}
?>