Re: [WIP] [B-Tree] Retail IndexTuple deletion

From: Andrey Lepikhov <a(dot)lepikhov(at)postgrespro(dot)ru>
To: PostgreSQL-Dev <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [WIP] [B-Tree] Retail IndexTuple deletion
Date: 2018-09-20 04:35:43
Message-ID: 11d32604-c0b9-7c05-edee-76582374404c@postgrespro.ru
Views: Raw Message | Whole Thread | Download mbox
Thread:
Lists: pgsql-hackers

The next version of amtargetdelete() interface and its implementation
for nbtree, devoted to the problem of retail indextuple deletion.
Uses 'v5-0001-Make-nbtree-indexes-have-unique-keys-in-tuples' patch [1]
to delete all logical duplicates by one tree descent.

[1]
https://www.postgresql.org/message-id/CAH2-WzkfK=JVHjkd17TLDvsFb6psduTt5WYiT8dg+-UFc+rSSQ@mail.gmail.com

--
Andrey Lepikhov
Postgres Professional
https://postgrespro.com
The Russian Postgres Company

Attachment Content-Type Size
v6-0001-Retail-IndexTuple-Deletion-Access-Method.patch text/x-patch 13.0 KB

In response to

Browse pgsql-hackers by date

  From Date Subject
Next Message Thomas Munro 2018-09-20 04:36:41 Re: infinite loop in parallel hash joins / DSA / get_best_segment
Previous Message Hubert Zhang 2018-09-20 04:08:11 How to get active table within a transaction.