Re: pgsql is 75 times faster with my new index scan

From: Devik <devik(at)server(dot)cdi(dot)cz>
To: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
Cc: Hannu Krosing <hannu(at)tm(dot)ee>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: pgsql is 75 times faster with my new index scan
Date: 2000-10-17 07:37:27
Message-ID: Pine.LNX.4.10.10010170935360.23767-100000@luxik.cdi.cz
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> > I doubt everyone would like trading query speed for insert/update
> > speed plus index size
>
> If he is scanning through the entire index, he could do a sequential
> scan of the table, grab all the tid transaction status values, and use
> those when viewing the index. No need to store/update the transaction
> status in the index that way.

Huh ? How ? It is how you do it now. Do you expect
load several milion transaction statuses into memory,
then scan index and lookup these values ?
Missed I something ?
devik

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