Re: Add tests for object size limits of injection points

Chao Li <li.evan.chao@gmail.com>

From: Chao Li <li.evan.chao@gmail.com>
To: Xuneng Zhou <xunengzhou@gmail.com>
Cc: Michael Paquier <michael@paquier.xyz>, Postgres hackers <pgsql-hackers@lists.postgresql.org>
Date: 2025-11-12T02:35:26Z
Lists: pgsql-hackers

> On Nov 10, 2025, at 18:27, Xuneng Zhou <xunengzhou@gmail.com> wrote:
> 
> Hi Michael, Chao,
> 
> On Mon, Nov 10, 2025 at 11:32 AM Michael Paquier <michael@paquier.xyz> wrote:
>> 
>> On Mon, Nov 10, 2025 at 10:30:31AM +0800, Chao Li wrote:
>>> Is really confused. The error message says “maximum of 64”, but the
>>> test right uses a name of length 64. I know that the tricky is the
>>> ‘\0’ terminator, but should SQL writer have to keep mind about the
>>> ‘\0’ terminator? Should they just consider maximum length as 63?
>> 
>> Right.  We could add a "- 1" to the error message printed.
> 
> Thanks for the patch. I also agree with Chao's suggestion that the
> error message better reflects the actual character limits. I
> implemented a patch for that and updated the test patch as well.
> Please check.
> 
> Best,
> Xuneng
> <v2-0001-injection_points-Report-actual-character-limits-i.patch><v2-0002-injection_points-Add-tests-for-name-limits.patch>

The patch looks good to me.

Best regards,
--
Chao Li (Evan)
HighGo Software Co., Ltd.
https://www.highgo.com/







Commits

  1. injection_points: Add tests for name limits

  2. Report better object limits in error messages for injection points