Re: [HACKERS] The case for removing replacement selection sort
От | Thomas Munro |
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Тема | Re: [HACKERS] The case for removing replacement selection sort |
Дата | |
Msg-id | CAEepm=2qsv932DZWfMyBNhpfCrxtznV-2GCjST1gxqnY5bG02Q@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: [HACKERS] The case for removing replacement selection sort (Peter Geoghegan <pg@bowt.ie>) |
Ответы |
Re: [HACKERS] The case for removing replacement selection sort
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Список | pgsql-hackers |
On Fri, Sep 1, 2017 at 6:00 AM, Peter Geoghegan <pg@bowt.ie> wrote: > On Wed, Aug 30, 2017 at 4:59 PM, Peter Geoghegan <pg@bowt.ie> wrote: >> I may submit the simple patch to remove replacement selection, if >> other contributors are receptive. Apart from everything else, the >> "incrementalism" of replacement selection works against cleverer batch >> memory management of the type I just outlined, which seems like a >> useful direction to take tuplesort in. > > I attach a patch to remove replacement selection, which I'll submit to CF 1. This breaks the documentation build, because doc/src/sgml/release-9.6.sgml still contains <xref linkend="guc-replacement-sort-tuples"> but you removed that id. -- Thomas Munro http://www.enterprisedb.com
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