“Laravel Criar visualização de migração” Respostas de código

Laravel Criar visualização de migração

class CreateCompaniesView extends Migration 
{
    public function up()
    {
        DB::statement("CREATE VIEW companiesView AS
                        SELECT *,
                        (
                            SELECT GROUP_CONCAT(DISTINCT id SEPARATOR ',')
                            FROM people AS p
                            WHERE p.company_id = c.id
                        ) AS person_ids
                        FROM companies AS c");
    }
    public function down()
    {
        DB::statement("DROP VIEW companiesView");
    }
}