<?php

use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class UpdateNestedSet extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        //
	    Schema::table('categories', function(Blueprint $table) {{
		    $table->integer('_lft')->nullable();
	    	$table->integer('_rgt')->nullable();
	    }});
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        //
    }
}