<?php

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

class CreateDocumentSegmentsTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('document_segments', function (Blueprint $table) {
            $table->bigIncrements('id');
            $table->unsignedBigInteger('document_id')->index('document_id');
            $table->unsignedBigInteger('segment_id')->index('segment_id');
            $table->unsignedBigInteger('document_part_id')->nullable()->index('document_part_id');
            $table->unsignedBigInteger('is_skip')->default(0)->index('is_skip');
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('document_segments');
    }
}