On Tue, Nov 24, 2020 at 12:47 PM Surafel Temesgen <surafel3...@gmail.com>
wrote:

> Hi Pavel Borisov,
> It's always good to select the optimal way even if it didn't have
> performance gain
> but in case of this patch i see 4x speed up on my laptop and it will work
> on any
> table that have NULL constraint
>
> regards
> Surafel
>

The patch (null_check_on_pkey_optimization_v2.patch) does not apply
successfully.
http://cfbot.cputube.org/patch_32_2699.log

1 out of 10 hunks FAILED -- saving rejects to file
src/backend/optimizer/util/clauses.c.rej


It was a minor change therefore I rebased the patch, please take a look.

-- 
Ibrar Ahmed

Attachment: null_check_on_pkey_optimization_v3.patch
Description: Binary data

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