
create or replace function londiste.quote_fqname(i_name text)
returns text as $$
declare
    res     text;
    pos     integer;
    s       text;
    n       text;
begin
    pos := position('.' in i_name);
    if pos > 0 then
        s := substring(i_name for pos - 1);
        n := substring(i_name from pos + 1);
    else
        s := 'public';
        n := i_name;
    end if;
    return quote_ident(s) || '.' || quote_ident(n);
end;
$$ language plpgsql strict immutable;

