Re: Why this does not work ??

I wrote:
> The loop variable of a for/select loop has to be a record or rowtype
> variable.  So you should do something like

>     declare
>         r record;
>     begin
>         for r in select * from original order by num asc loop
>             insert into copia(num) values(r.num);

>> WARNING:  plpgsql: ERROR during compile of copiar near line 4
>> ERROR:  missing .. at end of SQL expression

> I agree that this error message is not very helpful :-(

FYI, I have just committed some fixes that will hopefully provide more
helpful error messages for erroneous FOR-loops.  Your example will
draw

ERROR:  loop variable of loop over rows must be a record or row variable

in PG 7.5.

            regards, tom lane