baoshi-was/database/migrations/2021_03_01_140330_create_supplier_user_table.php

<?php

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

class CreateSupplierUserTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('supplier_user', function (Blueprint $table) {
            $table->bigInteger("user_id")->comment("外键用户");
            $table->bigInteger("supplier_id")->comment("外键供应商");
        });
    }

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