qingji-admin/database/migrations/2021_04_13_024647_create_devices_table.php

<?php

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

class CreateDevicesTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */

    public function up()
    {
        Schema::create('devices', function (Blueprint $table) {
            $table->id();

            $table->char('no', 20)->comment('设备编号');
            $table->char('box_no', 20)->comment('设备硬件编号');
            $table->double('lat', 12, 8)->default(0.00000000)->comment('维度');
            $table->double('lng', 12, 8)->default(0.00000000)->comment('经度');
            $table->string('temperature')->nullable()->comment('设备温度');
            $table->tinyInteger('water_level_warning')->default(0)->comment('水位警告状态');
            $table->string('water_quality')->nullable()->comment('水质');
            $table->timestamp('last_update_time')->nullable()->comment('最后更新的时间');
            $table->integer('box_status')->default(0)->comment('设备状态');

            $table->tinyInteger('a')->default(0)->comment('A路状态');
            $table->tinyInteger('b')->default(0)->comment('B路状态');

            $table->tinyInteger("is_use")->default(0)->comment('是否可用');
            $table->tinyInteger("is_line")->default(0)->comment('是否在线');

            $table->bigInteger('shop_id')->default(0);

            $table->bigInteger('admin_id')->default(0)->comment('归属人');

            $table->tinyInteger('status')->default(1);

            $table->timestamps();
        });
    }

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