Re: Add pgstathashindex() to get hash index table statistics.

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
Cc: Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Kuntal Ghosh <kuntalghosh(dot)2007(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Add pgstathashindex() to get hash index table statistics.
Date: 2017-02-07 03:53:02
Message-ID: CA+TgmobwLKpKe99qnTJCBzFB4UaVGKrLNX3hwp8wcxObMDx7pA@mail.gmail.com
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On Mon, Feb 6, 2017 at 10:40 PM, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
>> Maybe we should call them "unused pages".
>
> +1. If we consider some more names for that column then probably one
> alternative could be "empty pages".

Yeah, but I think "unused" might be better. Because a page could be
in use (as an overflow page or primary bucket page) and still be
empty.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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