course-site/database/migrations/2021_08_12_095427_create_department_table.php

<?php

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

class CreateDepartmentTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('department', function (Blueprint $table) {
            $table->id();

            $table->string('name');
            $table->integer('pid')->default(0);
            $table->integer('sort')->default(0);
            $table->tinyInteger('status')->default(1);

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

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