Re: PostgreSQL vs SQL/XML Standards

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Arthur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru>
Cc: Markus Winand <markus(dot)winand(at)winand(dot)at>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Chapman Flack <chap(at)anastigmatix(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: PostgreSQL vs SQL/XML Standards
Date: 2019-01-10 15:15:18
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čt 10. 1. 2019 v 14:00 odesílatel Arthur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru>

> Hello Pavel,
> On 09.11.2018 07:07, Pavel Stehule wrote:
> > I used your patch and append regress tests. I checked the result against
> > Oracle.
> I checked the patch with Chap cases. The patch fixes handling of
> boolean, number types which mentioned in the wiki.
> I have a few comments related to the code and the documentation. I
> attached the patch, which fixes it.
> There is an example in the documentation:
> SELECT xmltable.*
> FROM xmlelements, XMLTABLE('/root' PASSING data COLUMNS element text);
> element
> ----------------------
> Hello2a2 bbbCC
> With the patch XMLTABLE returns different result now.
> copy_and_safe_free_xmlchar() function should be hid by #ifdef
> USE_LIBXML, otherwise I get an error if I build the Postgres without
> --with-libxml.
> There is a comment within XmlTableGetValue(). I changed it, mainly I
> used Markus patch from the related thread mentioned by Alvaro.
> Please see the changes in the patch.

I merged your changes, and fixed regress tests.

Thank you for patch



> --
> Arthur Zakirov
> Postgres Professional:
> Russian Postgres Company

Attachment Content-Type Size
xmltable-xpath-result-processing-bugfix-3.patch text/x-patch 11.4 KB

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