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Re: xpath processing brain dead

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Hannu Krosing <hannu(at)2ndQuadrant(dot)com>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Peter Eisentraut <peter_e(at)gmx(dot)net>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Nikolay Samokhvalov <samokhvalov(at)gmail(dot)com>
Subject: Re: xpath processing brain dead
Date: 2009-02-28 03:55:17
Message-ID: 49A8B5A5.4020603@dunslane.net (view raw or flat)
Thread:
Lists: pgsql-hackers

Hannu Krosing wrote:
>>>   
>>>       
>> Some of the functions, including some specified in the standard, produce 
>> fragments. That's why we have the 'IS DOCUMENT' test.
>>     
>
> But then you could use xmlfragments as the functions return type, no ?
>
>   
>

Not in the case of xpath, no.

There is a very complete standard for the Xpath data model, and we need 
to adhere to it.

cheers

andrew

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