text: create table roles
  (
      id varchar(36) not null,
      name varchar(64) not null,
      created_date timestamp,
      updated_date timestamp
  );
  
  create unique index roles_id_uindex
  	on roles (id);
  
  create unique index roles_name_uindex
  	on roles (name);
  
  alter table roles
      add constraint roles_pk
          primary key (id);