laravel whereRaw example with superior
Example 1: laravel whereRaw
use Illuminate\Support\Facades\DB;
$first = DB::table('users')
->whereNull('first_name');
$users = DB::table('users')
->whereNull('last_name')
->union($first)
->get();
Example 2: laravel whereRaw
use Illuminate\Support\Facades\DB;
$users = DB::table('users')
->join('contacts', 'users.id', '=', 'contacts.user_id')
->join('orders', 'users.id', '=', 'orders.user_id')
->select('users.*', 'contacts.phone', 'orders.price')
->get();