From: | Junji TERAMOTO <teramoto(dot)junji(at)lab(dot)ntt(dot)co(dot)jp> |
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To: | pgsql-hackers(at)postgresql(dot)org |
Cc: | Qingqing Zhou <zhouqq(at)cs(dot)toronto(dot)edu> |
Subject: | Re: prefix btree implementation |
Date: | 2005-10-06 02:42:32 |
Message-ID: | 43448F18.6060207@lab.ntt.co.jp |
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Lists: | pgsql-hackers |
Hello all,
I also was examining a similar compression method just.
Qingqing Zhou wrote:
> We can find a way to handle the above case, but it is better to find a
> general way to handle any data types(include UDT). "Each type optionally
> provide the required routines" could be a way, more details?
How about the use of difference information with "High key"?
Because "High key" information exists also in the route page, I think
that it seems to be able to use it well. (e.g. new tuple insertion)
# There is a problem that in the rightmost page, "High key" is not...
My consideration was just started, whether it goes well really has not
been understood yet.
---
Junji Teramoto
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