laravel raw query on joins table code example

Example 1: laravel not in query

DB::table(..)->select(..)->whereNotIn('book_price', [100,200])->get();

Example 2: join in laravel eloquent

$customer = DB::table('customers')
                ->join('shops', 'customers.shop_id', '=', 'shops.shop_id')
                ->where('customer_contact', $contact_no)
                ->get();

Example 3: laravel find query

use App\Models\Destination;
use App\Models\Flight;

return Destination::addSelect(['last_flight' => Flight::select('name')
    ->whereColumn('destination_id', 'destinations.id')
    ->orderBy('arrived_at', 'desc')
    ->limit(1)
])->get();

Example 4: DB::table('users')->get();

DB::select('select * from users ');