| From: | David Steele <david(at)pgmasters(dot)net> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Shubham Barai <shubhambaraiss(at)gmail(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: UNIQUE capability to hash indexes |
| Date: | 2016-02-04 18:19:52 |
| Message-ID: | 56B39648.10907@pgmasters.net |
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| Lists: | pgsql-hackers |
On 2/4/16 1:12 PM, Tom Lane wrote:
> Shubham Barai <shubhambaraiss(at)gmail(dot)com> writes:
>> I wanted to know if anyone is working on these projects from todo list.
>> 1.Add UNIQUE capability to hash indexes
>> 2.Allow multi-column hash indexes
>
> Not that I've heard of. It's very hard to muster any enthusiasm for
> improving hash indexes unless their lack of WAL-logging is fixed first.
+1.
I currently steer customers away from hash indexes and have never used
them for any project myself. They are simply not safe.
--
-David
david(at)pgmasters(dot)net
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