Re: WAL logging problem in 9.4.3? - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: WAL logging problem in 9.4.3?
Date
Msg-id CAB7nPqT5x05tG7aut1yz+WJN76DqNz1Jzq46fSFtee4YbY0YcA@mail.gmail.com
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In response to Re: WAL logging problem in 9.4.3?  (Kyotaro HORIGUCHI <horiguchi.kyotaro@lab.ntt.co.jp>)
Responses Re: WAL logging problem in 9.4.3?  (Kyotaro HORIGUCHI <horiguchi.kyotaro@lab.ntt.co.jp>)
List pgsql-hackers
On Mon, Sep 26, 2016 at 5:03 PM, Kyotaro HORIGUCHI
<horiguchi.kyotaro@lab.ntt.co.jp> wrote:
> Hello, I return to this before my things:)
>
> Though I haven't played with the patch yet..

Be sure to run the test cases in the patch or base your tests on them then!

> Though I don't know how it actually impacts the perfomance, it
> seems to me that we can live with truncated_to and sync_above in
> RelationData and BufferNeedsWAL(rel, buf) instead of
> HeapNeedsWAL(rel, buf).  Anyway up to one entry for one relation
> seems to exist at once in the hash.

TBH, I still think that the design of this patch as proposed is pretty
cool and easy to follow.
-- 
Michael



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