| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Amit Langote <amitlangote09(at)gmail(dot)com> |
| Cc: | David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>, Jesper Pedersen <jesper(dot)pedersen(at)redhat(dot)com>, Rajkumar Raghuwanshi <rajkumar(dot)raghuwanshi(at)enterprisedb(dot)com>, Beena Emerson <memissemerson(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, amul sul <sulamul(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>, Dilip Kumar <dilipbalaut(at)gmail(dot)com> |
| Subject: | Re: [HACKERS] Runtime Partition Pruning |
| Date: | 2018-04-07 04:31:08 |
| Message-ID: | 20180407043108.csphvmzyk4gprnze@alap3.anarazel.de |
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| Lists: | pgsql-hackers |
On 2018-04-07 13:26:51 +0900, Amit Langote wrote:
> On Sat, Apr 7, 2018 at 11:26 AM, David Rowley
> <david(dot)rowley(at)2ndquadrant(dot)com> wrote:
> > Everything else looks fine from my point of view.
>
> Me too, although I still think having struct names PartitionPruning
> and PartitionRelPruning is going to be a bit confusing. We should
> think about naming the latter to something else. I suggested
> PartitionPruningDispatch(Data), but David doesn't seem to like it.
> Maybe, PartitionPruneState, because it parallels the
> PartitionPruneInfo that comes from the planner for every partitioned
> table in the tree.
I've not followed this thread/feature at all, but I don't find the
comments atop partprune.c even remotely sufficient. Unless there's an
README hidden or such hidden somewhere?
Greetings,
Andres Freund
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