Re: Hash Indexes

From: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Jesper Pedersen <jesper(dot)pedersen(at)redhat(dot)com>, Mithun Cy <mithun(dot)cy(at)enterprisedb(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Hash Indexes
Date: 2016-09-14 02:43:15
Message-ID: CAA4eK1+yY3FCJ+cLvG=EBpR16rZBhypQgnE314nZJQ6C_RVFEA@mail.gmail.com
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On Tue, Sep 13, 2016 at 5:46 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
> On Thu, Sep 8, 2016 at 12:32 AM, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
>> Hmm. I think page or block is a concept of database systems and
>> buckets is a general concept used in hashing technology. I think the
>> difference is that there are primary buckets and overflow buckets. I
>> have checked how they are referred in one of the wiki pages [1],
>> search for overflow on that wiki page. Now, I think we shouldn't be
>> inconsistent in using them. I will change to make it same if I find
>> any inconsistency based on what you or other people think is the
>> better way to refer overflow space.
>
> In the existing source code, the terminology 'overflow page' is
> clearly preferred to 'overflow bucket'.
>

Okay, point taken. Will update it in next version of patch.

--
With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

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