On 06/12/2017 01:49 AM, Amit Langote wrote:
>> On Sun, Jun 11, 2017 at 5:02 PM, Dean Rasheed <dean.a.rash...@gmail.com> 
>> wrote:
>>> It looks like relation_is_updatable() didn't get the message about
>>> partitioned tables. Thus, for example, information_schema.views and
>>> information_schema.columns report that simple views built on top of
>>> partitioned tables are non-updatable, which is wrong. Attached is a
>>> patch to fix this.
> Thanks for the patch, Dean.
>>> I think this kind of omission is an easy mistake to make when adding a
>>> new relkind, so it might be worth having more pairs of eyes looking
>>> out for more of the same. I did a quick scan of the rewriter code
>>> (prompted by the recent similar omission for RLS on partitioned
>>> tables) and I didn't find any more problems there, but I haven't
>>> looked elsewhere yet.
> As he mentioned in his reply, Ashutosh's proposal to abstract away the
> relkind checks is interesting in this regard.
> On 2017/06/12 17:29, Ashutosh Bapat wrote:
>> Changes look good to me. In order to avoid such instances in future, I
>> have proposed to bundle the conditions as macros in [1].
> It seems that Ashutosh forgot to include the link:
> https://www.postgresql.org/message-id/CAFjFpRcfzs+yst6YBCseD_orEcDNuAr9GUTraZ5GC=avcyh...@mail.gmail.com

I have not looked at Ashutosh's patch yet, but it sounds like a good
idea to me.


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