Re: RAISE : state of play and request

Was this completed?

> OK, so I've defined a grammar for string_expr, which means the following
> currently works:
> 
> CREATE FUNCTION foo_raise_loop(text) RETURNS text AS '
> DECLARE
>     a ALIAS FOR $1;
>     i integer;
>     myrec RECORD;
> BEGIN
>     i:=0;
>     FOR myrec IN SELECT * FROM colours LOOP
>         i:=i+1;
>         RAISE NOTICE a || '' : '' || '' colour % is '' || myrec.c_name ||
> ''.'', i, myrec.c_id;
>     END LOOP;
>     RETURN ''done''::text;
> END;' LANGUAGE 'plpgsql';
> 
> SELECT foo_raise_loop('Looping (%)');
> 
> 
> Which produces (note the % nr Looping gets evaluated):
> 
> NOTICE:  Looping (1) :  colour 1 is red.
> NOTICE:  Looping (2) :  colour 2 is green.
> NOTICE:  Looping (3) :  colour 3 is blue.
> 
> 
> What you haven't got are: brackets, casts, function calls, other operators
> (can't do i+1).
> 
> I'm going to be out of town for a few days then busy for a couple of weeks.
> Throw in a week to debug,document and apply against CVS and we're into
> August. So - do you want it with current functionality or should I press on?
> 
> - Richard Huxton
> 
> 
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