Re: Hash partitioning.
От | Bruce Momjian |
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Тема | Re: Hash partitioning. |
Дата | |
Msg-id | 20130626141420.GC3341@momjian.us обсуждение исходный текст |
Ответ на | Re: Hash partitioning. (Heikki Linnakangas <hlinnakangas@vmware.com>) |
Ответы |
Re: Hash partitioning.
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Список | pgsql-hackers |
On Wed, Jun 26, 2013 at 05:10:00PM +0300, Heikki Linnakangas wrote: > In practice, there might be a lot of quirks and inefficiencies and > locking contention etc. involved in various DBMS's, that you might > be able to work around with hash partitioning. But from a > theoretical point of view, there is no reason to expect just > partitioning a table on a hash to make key-value lookups any faster. Good analysis. Has anyone benchmarked this to know our btree is efficient in this area? -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + It's impossible for everything to be true. +
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