where not in laravel code example

Example 1: laravel where like

$users = DB::table('users')
                ->where('name', 'like', 'T%')
                ->get();

Example 2: laravel not in query

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

Example 3: laravel join

$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();

Example 4: laravel wher in

$users = DB::table('users')
                    ->whereIn('id', [1, 2, 3])
                    ->get();

Example 5: laravel select count

$count = DB::table('category_issue')->count();

Example 6: laravel find query

return Destination::orderByDesc(
    Flight::select('arrived_at')
        ->whereColumn('destination_id', 'destinations.id')
        ->orderBy('arrived_at', 'desc')
        ->limit(1)
)->get();