Re: Multicolumn index for single-column queries?

From: Gavin Flower <GavinFlower(at)archidevsys(dot)co(dot)nz>
To: pgsql-general(at)lists(dot)postgresql(dot)org
Subject: Re: Multicolumn index for single-column queries?
Date: 2019-04-19 02:03:56
Message-ID: 8f5911db-7e9e-c487-ae4c-b692886d151f@archidevsys.co.nz
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On 19/04/2019 14:01, Gavin Flower wrote:
[...]
>
> Also there will be fewer index entries per block for the multi_index,
> which is why the I/O count will be higher even in the best case where
> there is an equal number of rows referenced by each index entry.
>
Not sure why my system had this still in my draft folder!

Sorry, for the duplication...

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