Re: xmltable SQL conformance

From: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: xmltable SQL conformance
Date: 2017-08-07 18:36:33
Message-ID: eda65872-b9d3-2656-44ab-69d95fc9ab54@2ndquadrant.com
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On 8/3/17 17:07, Pavel Stehule wrote:
> I'm looking to update the SQL conformance list for the release. I'm
> wondering whether the new xmltable feature fully completes the
> following
> items:
>
> X300 XMLTable
> X301 XMLTable: derived column list option
> X302 XMLTable: ordinality column option
> X303 XMLTable: column default option
> X304 XMLTable: passing a context item
>
> It looks so to me, but maybe you know more.
>
>
> I am not sure what X304 means? Other are not supported 100% .. are
> related to unsupported XQuery lang.
>
>
> Others than x300, 301, 302, 303 are unsupported.

I think you mean supported here? Because they quite clearly are.

> I don't understand to
> X304 well - related syntax is ignored in Postgres if I understand.

This means that you pass in the document to work on, which is supported.

Thanks for your input. I have updated the features list accordingly.

--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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