Re: Ordered Partitioned Table Scans
David Rowley <david.rowley@2ndquadrant.com>
From: David Rowley <david.rowley@2ndquadrant.com>
To: Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>
Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2018-10-26T04:39:47Z
Lists: pgsql-hackers
On 26 October 2018 at 16:52, Amit Langote <Langote_Amit_f8@lab.ntt.co.jp> wrote: > I recall Ronan Dunklau and Julien Rouhaud had proposed a patch for this > last year, but the partitioning-related planning code hadn't advanced then > as much as it has today, so they sort of postponed working on it. > Eventually their patch was returned with feedback last November. Here's > the link to their email in case you wanted to read some comments their > proposal and patch got, although some of them might be obsolete. > > https://www.postgresql.org/message-id/2401607.SfZhPQhbS4%40ronan_laptop Thanks. I wasn't aware, or ... forgot. Looks like back then was tricky times to be doing this. Hopefully, the dust has settled a little bit now. -- David Rowley http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services
Commits
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Use Append rather than MergeAppend for scanning ordered partitions.
- 959d00e9dbe4 12.0 landed