On Wed, Apr 20, 2022 at 10:54 AM David G. Johnston <
david.g.johns...@gmail.com> wrote:
>
>
> https://github.com/postgres/postgres/commit/344a225cb9d42f20df063e4d0e0d4559c5de7910
>
> (I haven't figured out what the official way to reference a commit is, I
> use the GitHub clone for research so the
On Wed, Apr 20, 2022 at 10:45 AM Bryn Llewellyn wrote:
> > t...@sss.pgh.pa.us wrote:
> >
>
> > In any case, Bryn's right, the combination of a SET clause and a
> PARALLEL clause is implemented incorrectly in AlterFunction.
>
> I'm taking what I've read in the responses to mean that the testcase I
> t...@sss.pgh.pa.us wrote:
>
>> david.g.johns...@gmail.com wrote:
>>
>> Might I suggest the following...
>
> Actually, the reason proconfig is handled differently is that it's a
> variable-length field, so it can't be represented in the C struct that we
> overlay onto the catalog tuple...
Th
"David G. Johnston" writes:
> Might I suggest the following:
> + /*
> + * For each action, modify procForm to type-safely set the new value.
> + * However, because the SET clause is repeatable we handle it
> + * a bit differently, modifying the underlying tuple directly. So
> + * make sure to lea
On Tue, Apr 19, 2022 at 7:47 PM Julien Rouhaud wrote:
>
> On Tue, Apr 19, 2022 at 07:21:19PM -0700, David G. Johnston wrote:
> > On Tue, Apr 19, 2022 at 7:07 PM Bryn Llewellyn
> wrote:
> >
>
> > > *alter function s1.f()security invokerset timezone = 'UTC'stable*
> > > *parallel safe*
> > > *;*
>
On Tue, Apr 19, 2022 at 11:06:30PM -0400, Tom Lane wrote:
> Julien Rouhaud writes:
> > On Wed, Apr 20, 2022 at 10:47:07AM +0800, Julien Rouhaud wrote:
> >>
> >> AFAICT the problem is that SET / RESET part is messing with the
> >> HeapTuple, so you can't use the procForm reference afterwards. Sim
Julien Rouhaud writes:
> On Wed, Apr 20, 2022 at 10:47:07AM +0800, Julien Rouhaud wrote:
>>
>> AFAICT the problem is that SET / RESET part is messing with the
>> HeapTuple, so you can't use the procForm reference afterwards. Simply
>> processing parallel_item before set_items fixes the problem,
On Wed, Apr 20, 2022 at 10:47:07AM +0800, Julien Rouhaud wrote:
>
> AFAICT the problem is that SET / RESET part is messing with the HeapTuple, so
> you can't use the procForm reference afterwards. Simply processing
> parallel_item before set_items fixes the problem, as in the attached.
This time
Hi,
On Tue, Apr 19, 2022 at 07:21:19PM -0700, David G. Johnston wrote:
> On Tue, Apr 19, 2022 at 7:07 PM Bryn Llewellyn wrote:
>
> > *SUMMARY*
> >
> > This part of the syntax diagram for "alter function":
> >
> > *ALTER FUNCTION name [ ( [ [ argmode ] [ argname ] argtype [, ...] ] ) ]
> > action
"David G. Johnston" writes:
> On Tue, Apr 19, 2022 at 7:07 PM Bryn Llewellyn
> wrote:
>> This is the bug.
> While I haven't experimented with this for confirmation, what you are
> proposing here (set + parallel safe) is an impossible runtime
> combination (semantic rule) but perfectly valid to w
On Tue, Apr 19, 2022 at 7:07 PM Bryn Llewellyn wrote:
> *SUMMARY*
>
> This part of the syntax diagram for "alter function":
>
> *ALTER FUNCTION name [ ( [ [ argmode ] [ argname ] argtype [, ...] ] ) ]
> action [ … ]*
>
> says that the first "action" can be followed (without punctuation) by
> zero
SUMMARY
This part of the syntax diagram for "alter function":
ALTER FUNCTION name [ ( [ [ argmode ] [ argname ] argtype [, ...] ] ) ] action
[ … ]
says that the first "action" can be followed (without punctuation) by zero,
one, or many other actions. A semantic rule says that no particular act
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