text: 
  create table agent (
      id integer unique,
      name text unique,
      login text,
      password text
  );
  
  create table db (
      agent_id integer,
      name text,
      size bigint,
      owner text
  );
  
  create table store (
      id integer unique,
      name text unique,
      login text,
      password text
  );
  
  create table data (
      store_id integer,
      name text,
      size bigint,
      mtime text,
      type text
  );
  
  create table schedule (
      id integer,
      type text,
      source_id integer,
      dest_id integer,
      subject text,
      wday text,
      mday text,
      hour text,
      min text,
      count int,
      time int
  );
  
  create table job (
      id integer,
      begin text,
      stop text,
      author text,
      type text,
      source_id integer,
      dest_id integer,
      status text,
      error  text,
      message text,
      magic text
  )
  
  