dangfei-api/database/migrations/2019_11_07_073108_create_charge_table.php

<?php

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

class CreateChargeTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('charge', function (Blueprint $table) {
            $table->bigIncrements('id');
            $table->integer('uid');
            $table->date('month');
            $table->decimal('fee',8,2);
            $table->timestamp('added_on');
        });
    }

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