text: create table XXX_node (
         id serial primary key,
         site_id integer,
         name varchar,
         client_id varchar,
         zoom_level integer,
         status varchar,
         sender varchar
  );
  
  create table XXX_link (
         id serial primary key,
         from_id integer,
         from_if_name varchar,
         to_id integer,
         to_if_name varchar,
         status varchar,
         link_id varchar
  );
  
  