Re: BUG #4794: server closed the connection unexpectedly

Markus Meyer wrote:
> The following bug has been logged online:
>
> Bug reference: 4794
> Logged by: Markus Meyer
> Email address: markus(at)7val(dot)com
> PostgreSQL version: 8.3.3
> Operating system: Debian 2.6.22.19-vs2.2.0.7
> Description: server closed the connection unexpectedly
> Details:
>
> If i make an
>
> SELECT xmlconcat(('<datanode>' || NULL || '</datanode>')::xml);
>
> follows
>
> server closed the connection unexpectedly
> This probably means the server terminated abnormally
> before or while processing the request.
>
>

seems to work fine on 8.3.7

that inner expression -is- a NULL, so xmlconcat(NULL) is itself a
null. not much use.