From: | Rob Sargent <robjsargent(at)gmail(dot)com> |
---|---|
To: | |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: scary xpath_table behaviour |
Date: | 2011-04-04 21:59:38 |
Message-ID: | 4D9A3F4A.7010102@gmail.com |
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Thread: | |
Lists: | pgsql-general |
On 04/04/2011 03:12 PM, Tom Lane wrote:
> Rob Sargent<robjsargent(at)gmail(dot)com> writes:
>> When using pipe separated xpath statements to fill multiple columns of
>> output, there is no guarantee of correlation among the columns of the
>> rows returned.
>
> Yeah, this is a known problem mentioned in our TODO list. Nobody has
> any idea how to persuade libxml to do that, and the general opinion
> seems to be that we shouldn't have designed xpath_table that way in the
> first place ...
>
> regards, tom lane
Duly noted. I think I can work around it now that I understand it a bit
better. Should I put a comment in the on-line docs?
Cheers,
rjs
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