Re: UNIQUE capability to hash indexes - Mailing list pgsql-hackers

From Tom Lane
Subject Re: UNIQUE capability to hash indexes
Date
Msg-id 5455.1454625285@sss.pgh.pa.us
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In response to Re: UNIQUE capability to hash indexes  (Alvaro Herrera <alvherre@2ndquadrant.com>)
Responses Re: UNIQUE capability to hash indexes
Re: UNIQUE capability to hash indexes
List pgsql-hackers
Alvaro Herrera <alvherre@2ndquadrant.com> writes:
> Tom Lane wrote:
>> 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.

> This is really strange though.  Surely adding WAL-logging is not an
> enormous task anymore ... I mean, we're undertaking far larger efforts
> now, the WAL logging code is simpler than before, and we even have a
> tool (ok, gotta streamline that one a little bit) to verify that the
> results are correct.

ISTR that we discussed this previously and ran into some stumbling block
or other that made it less-than-trivial.  Don't recall what though.
        regards, tom lane



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