Re: [PATCHES] Index creation takes for ever - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: [PATCHES] Index creation takes for ever
Date
Msg-id 200403170218.i2H2IDE19552@candle.pha.pa.us
Whole thread Raw
In response to Re: [PATCHES] Index creation takes for ever  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: [PATCHES] Index creation takes for ever
List pgsql-hackers
Tom Lane wrote:
> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > If I remember correctly, you didn't like the index routines reading the
> > tuple information, or something like that, but there was a performance
> > benefit for duplicate keys, so I think we should re-investigate this.
>
> I don't see the actual patch either in the hackers or patches archives,
> nor on your to-apply pages, making it a bit difficult to re-investigate.
> Where was it posted anyway?

Found it:

    http://groups.google.com/groups?hl=en&lr=&ie=UTF-8&selm=200312010450.hB14ovH16330%40candle.pha.pa.us&rnum=8

Personally, because frequently accessed duplicates appear more forward
in the duplicate index, I think the sorting is only valuable when
creating a new index.

--
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

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