Re: Abbreviated keys for Datum tuplesort (was: Re: B-Tree support function number 3 (strxfrm() optimization))

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>
Cc: Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Peter Geoghegan <pg(at)heroku(dot)com>
Subject: Re: Abbreviated keys for Datum tuplesort (was: Re: B-Tree support function number 3 (strxfrm() optimization))
Date: 2015-05-13 18:40:41
Message-ID: CA+TgmoZ4_uVW-A4BMJf2pukZfTucE_TBPEjKXgqfdwpUyvagmw@mail.gmail.com
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On Fri, Jan 23, 2015 at 4:13 PM, Andrew Gierth
<andrew(at)tao11(dot)riddles(dot)org(dot)uk> wrote:
> [pruning the Cc: list and starting a new thread]
>
> Here's the cleaned-up version of the patch to allow abbreviated keys
> when sorting a single Datum. This also removes comments that suggest
> that the caller of tuplesort_begin_datum should ever have to care
> about the abbreviated key optimization.
>
> I'll add this to the CF.

Committed. Thanks for the patch and your patience.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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