RailwayTwo/database/migrations/2020_12_19_022242_create_device_names_table.php

<?php

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

class CreateDeviceNamesTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('device_names', function (Blueprint $table) {
            $table->increments('id');
            $table->unsignedInteger('device_id')->nullable()->comment('设备类型ID');
            $table->string('name', 200)->nullable()->comment('设备名');
            $table->integer('sort')->nullable();
            $table->timestamps();
        });
    }

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