Re: SUBTRANS: Minimizing calls to SubTransSetParent()
Dilip Kumar <dilipbalaut@gmail.com>
From: Dilip Kumar <dilipbalaut@gmail.com>
To: Simon Riggs <simon.riggs@enterprisedb.com>
Cc: PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2022-08-11T05:31:51Z
Lists: pgsql-hackers
On Wed, Aug 10, 2022 at 6:31 PM Simon Riggs <simon.riggs@enterprisedb.com> wrote: > > On Wed, 10 Aug 2022 at 08:34, Dilip Kumar <dilipbalaut@gmail.com> wrote: > > > > Am I still missing something? > > No, you have found a dependency between the patches that I was unaware > of. So there is no bug if you apply both patches. Right > > > So I still think some adjustment is required in XidInMVCCSnapdhot() > > That is one way to resolve the issue, but not the only one. I can also > change AssignTransactionId() to recursively register parent xids for > all of a subxid's parents. > > I will add in a test case and resolve the dependency in my next patch. Okay, thanks, I will look into the updated patch after you submit that. -- Regards, Dilip Kumar EnterpriseDB: http://www.enterprisedb.com
Commits
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Used optimized linear search in more code paths
- 14ff44f80c09 16.0 cited
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Add subxid-overflow "isolation" test
- 0e733278e346 16.0 landed