text: --liquibase formatted sql
  
  --changeset mwierzchowski:create-timer-tables
  create sequence timer_id_seq increment by 10;
  create table timer (
      id int primary key,
      description varchar(30) unique not null,
      created timestamp not null,
      updated timestamp not null,
      version int not null
  );
  
  create sequence timer_schedule_id_seq increment by 10;
  create table timer_schedule (
      id int primary key,
      timer_id int not null,
      time time not null,
      days varchar(13) not null,
      created timestamp not null,
      updated timestamp not null,
      version int not null
  );
  