From: | Andrey Borodin <x4mmm(at)yandex-team(dot)ru> |
---|---|
To: | Heikki Linnakangas <hlinnaka(at)iki(dot)fi> |
Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Костя Кузнецов <chapaev28(at)ya(dot)ru> |
Subject: | Re: GiST VACUUM |
Date: | 2018-07-23 18:04:57 |
Message-ID: | 651572F0-65C3-4285-85FC-50E81B1199F1@yandex-team.ru |
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Lists: | pgsql-hackers |
Hi!
> 21 июля 2018 г., в 17:11, Andrey Borodin <x4mmm(at)yandex-team(dot)ru> написал(а):
>
> <0001-Physical-GiST-scan-in-VACUUM-v13.patch>
Just in case, here's second part of patch series with actual page deletion.
I was considering further decreasing memory footprint by using bloom filters instead of bitmap, but it will create seriously more work for cpu to compute hashes.
Best regards, Andrey Borodin.
Attachment | Content-Type | Size |
---|---|---|
0002-Delete-pages-during-GiST-VACUUM-v13.patch | application/octet-stream | 22.2 KB |
0001-Physical-GiST-scan-in-VACUUM-v13.patch | application/octet-stream | 17.8 KB |
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