cssd-back/database/migrations/2019_09_17_095633_create_medias_table.php

<?php

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

class CreateMediasTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('medias', function (Blueprint $table) {
            $table->bigIncrements('id');
            $table->integer('model_id')->nullable();
            $table->string('model_type')->nullable();
            $table->string('file_name')->nullable();
            $table->string('batch_id')->nullable();
            $table->string('path');
            $table->integer('user_id');
            $table->string('file_type')->nullable();
            $table->timestamps();
        });
    }

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