Re: Ad Hoc Indexes

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Justin <justin(at)emproshunts(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Ad Hoc Indexes
Date: 2008-02-18 20:18:17
Message-ID: 211.1203365897@sss.pgh.pa.us
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Justin <justin(at)emproshunts(dot)com> writes:
> Is there any plans in the future to add the ability for PostgreSQL to
> create Ad Hoc indexes if it makes sense.

No, I'm not aware of anyone contemplating such a thing. I can hardly
imagine a situation where building an index for a single query is
actually a win. Maybe those DBMSes you mention were using this as a
substitute for having decent join mechanisms, or something?

regards, tom lane

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