| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Peter Geoghegan <pg(at)heroku(dot)com> |
| Cc: | Craig Ringer <craig(at)2ndquadrant(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, David G Johnston <david(dot)g(dot)johnston(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Hash index creation warning |
| Date: | 2015-06-26 15:40:27 |
| Message-ID: | CA+TgmoYs2Wm_uRSES22dajKjsgD4XW79x_RZARFXeKDf8JNCrA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Jun 24, 2015 at 4:53 AM, Peter Geoghegan <pg(at)heroku(dot)com> wrote:
> On Wed, Jun 24, 2015 at 1:45 AM, Craig Ringer <craig(at)2ndquadrant(dot)com> wrote:
>> WARNING: hash indexes are not crash-safe, not replicated, and their
>> use is discouraged
>
> +1
I'm not wild about this rewording; I think that if users don't know
what WAL is, they probably need to know that in order to make good
decisions about whether to use hash indexes. But I don't feel
super-strongly about it.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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