Re: Hash Indexes

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От Bruce Momjian
Тема Re: Hash Indexes
Дата
Msg-id 20160921191243.GA7630@momjian.us
обсуждение исходный текст
Ответ на Re: Hash Indexes  (Robert Haas <robertmhaas@gmail.com>)
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On Wed, Sep 21, 2016 at 08:29:59AM -0400, Robert Haas wrote:
> Of course, if we want to implement clustered indexes, that's going to
> require significant changes to the heap format ... or the ability to
> support multiple heap storage formats.  I'm not opposed to that, but I
> think it makes sense to fix the existing implementation first.

For me, there are several measurements for indexes:
Build timeINSERT / UPDATE overheadStorage sizeAccess speed

I am guessing people make conclusions based on their Computer Science
education.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com

+ As you are, so once was I. As I am, so you will be. +
+                     Ancient Roman grave inscription +



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