I see, but in my case I want to define it myself - I don't expect group_concat to be implemented by Monet.

Does this mean also that I cannot define any aggregate functions in MonetDB?

thank you again,
--
Asterios


On Wed, Jul 18, 2012 at 5:25 PM, Martin Kersten <Martin.Kersten@cwi.nl> wrote:
Hello

The message you refer too was a feature request.
It is never implemented.

regards, Martin

On 7/18/12 4:53 PM, Asterios Katsifodimos wrote:
> Hello,
>
> I am trying to define an aggregate function as I have seen in an old
> message in this list:
> http://sourceforge.net/mailarchive/message.php?msg_id=20582949
>
> I am trying to define it as:
> CREATE AGGREGATE group_concat (BASETYPE = text, SFUNC = _group_concat,
> STYPE = text);
>
> And I get this error:
> 42000!syntax error, unexpected '=' in: "create aggregate group_concat
> (basetype ="
>
> Any ideas on what I'm doing wrong? I have already defined the
> _group_concat function as described in the same message mentioned earlier.
>
> Running MonetDB v11.9.5 (Apr2012-SP1) on Linux.
>
> thank you,
> Asterios
>
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