<?php use Illuminate\Database\Migrations\Migration; use Illuminate\Database\Schema\Blueprint; class AddAlterInterval extends Migration { /** * Run the migrations. * * @return void */ public function up() { Schema::table('settings', function (Blueprint $table) { $table->integer('alert_interval')->nullable()->default('30'); }); } /** * Reverse the migrations. * * @return void */ public function down() { Schema::table('settings', function ($table) { $table->dropColumn( 'alert_interval' ); }); } }