Re: Disallow UPDATE/DELETE on table with unpublished generated column as REPLICA IDENTITY
Shlok Kyal <shlok.kyal.oss@gmail.com>
From: Shlok Kyal <shlok.kyal.oss@gmail.com>
To: "Zhijie Hou (Fujitsu)" <houzj.fnst@fujitsu.com>
Cc: vignesh C <vignesh21@gmail.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>,
Amit Kapila <amit.kapila16@gmail.com>
Date: 2024-11-19T13:42:28Z
Lists: pgsql-hackers
Attachments
- v10-0001-Disallow-UPDATE-DELETE-on-table-with-generated-c.patch (application/octet-stream) patch v10-0001
On Tue, 19 Nov 2024 at 14:39, Zhijie Hou (Fujitsu) <houzj.fnst@fujitsu.com> wrote: > > On Tuesday, November 19, 2024 3:15 PM Shlok Kyal <shlok.kyal.oss@gmail.com> wrote: > > > > > I noticed that we can add 'publish_generated_columns = true' for the case of > > generated column. So we won't need to remove the test. I have made the > > changes in v9 patch [1]. > > I think this would unexpectedly change the original purpose of that testcase, > which is to test the bug mentioned in commit b797def. > > Basically, I expected the new testcase to fail if we remove the codes fix added in > b797def, but the new testcase can pass even after that. > > If we confirmed that that bug will never be triggered after applying the fix in > the thread, it would be better Tt remove that testcase and mention it in the > commit message. > I agree that we can remove the test. I debugged and found the test modified in above patch does not hit the condition added in commit adedf54. Also, according to me we cannot trigger the bug after the fix in this thread. So, I think we can remove the testcase. I have attached the latest patch with an updated commit message and also removed the testcase. Thanks and Regards, Shlok Kyal
Commits
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Improve the error message introduced in commit 87ce27de696.
- 2d0152d6147b 18.0 landed
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Ensure stored generated columns must be published when required.
- 87ce27de6963 18.0 landed
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Replicate generated columns when 'publish_generated_columns' is set.
- 7054186c4ebe 18.0 cited
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Ignore generated columns during apply of update/delete.
- adedf54e659e 16.0 cited
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Ignore dropped columns during apply of update/delete.
- b797def5951f 16.0 cited