Re: [pgsql-patches] Phantom Command IDs, updated patch

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: Heikki Linnakangas <heikki(at)enterprisedb(dot)com>, pgsql-patches(at)postgresql(dot)org
Subject: Re: [pgsql-patches] Phantom Command IDs, updated patch
Date: 2007-02-05 21:40:41
Message-ID: 20509.1170711641@sss.pgh.pa.us
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Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> Heikki Linnakangas wrote:
>> Tom Lane wrote:
>>> BTW, I don't care much for the terminology "phantom cid" ... there's
>>> nothing particularly "phantom" about them, seeing they get onto disk.
>>> Can anyone think of a better name? The best I can do offhand is
>>> "merged cid" or "cid pair", which aren't inspiring.
>>
>> MultiCid, like the MultiXacts? Maybe not, they're quite different beasts...

> Dual cid? Double cid?

"Double cid" doesn't sound too bad. Another thought that just came to
mind is "cid interval" or some variant of that.

regards, tom lane

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