Horton

Re: WIP: Avoid creation of the free space map for small tables

John Naylor <john.naylor@2ndquadrant.com>

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From: John Naylor <john.naylor@2ndquadrant.com>
To: Amit Kapila <amit.kapila16@gmail.com>
Cc: Mithun Cy <mithun.cy@enterprisedb.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2019-01-28T03:46:33Z
Lists: pgsql-hackers 
On Mon, Jan 28, 2019 at 3:53 AM Amit Kapila <amit.kapila16@gmail.com> wrote:
> On Thu, Jan 24, 2019 at 9:14 AM Amit Kapila <amit.kapila16@gmail.com> wrote:
> > Sure, apart from this I have run pgindent on the patches and make some
> > changes accordingly.  Latest patches attached (only second patch has
> > some changes).  I will take one more pass on Monday morning (28th Jan)
> > and will commit unless you or others see any problem.
>
> Pushed these two patches.

Thank you for your input and detailed review! Thank you Mithun for testing!

-- 
John Naylor                https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

Commits

  1. Improve code comments in b0eaa4c51b.

  2. During pg_upgrade, conditionally skip transfer of FSMs.

  3. Add more tests for FSM.

  4. Doc: Update the documentation for FSM behavior for small tables.

  5. Make FSM test portable.

  6. Avoid creation of the free space map for small heap relations, take 2.

  7. Move page initialization from RelationAddExtraBlocks() to use, take 2.

  8. Avoid creation of the free space map for small heap relations.

  9. In bootstrap mode, don't allow the creation of files if they don't already