Horton

Re: SUBTRANS: Minimizing calls to SubTransSetParent()

Alvaro Herrera <alvherre@alvh.no-ip.org>

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From: Alvaro Herrera <alvherre@alvh.no-ip.org>
To: Simon Riggs <simon.riggs@enterprisedb.com>
Cc: Dilip Kumar <dilipbalaut@gmail.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2022-09-14T14:21:06Z
Lists: pgsql-hackers 
On 2022-Aug-30, Simon Riggs wrote:

> 001_new_isolation_tests_for_subxids.v3.patch
> Adds new test cases to master without adding any new code, specifically
> addressing the two areas of code that are not tested by existing tests.
> This gives us a baseline from which we can do test driven development.
> I'm hoping this can be reviewed and committed fairly smoothly.

I gave this a quick run to confirm the claimed increase of coverage.  It
checks out, so pushed.

-- 
Álvaro Herrera               48°01'N 7°57'E  —  https://www.EnterpriseDB.com/

Commits

  1. Used optimized linear search in more code paths

  2. Add subxid-overflow "isolation" test