SchemaDumpCommand.php

<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Config;

class SchemaDumpCommand extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'db:schema:dump';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Dumps the current database schema to the database directory (currently only PostgerSQL supported)';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {
        $databaseName = Config::get('database.connections.'.Config::get('database.default').'.database');
        $dumpCommand = 'pg_dump -s '.$databaseName.' > '.database_path('schema.sql');
        return exec($dumpCommand);
    }
}