Re: Proposed patch to change TOAST compression strategy - Mailing list pgsql-patches

From Tom Lane
Subject Re: Proposed patch to change TOAST compression strategy
Date
Msg-id 25566.1203360760@sss.pgh.pa.us
Whole thread Raw
In response to Re: Proposed patch to change TOAST compression strategy  (Teodor Sigaev <teodor@sigaev.ru>)
Responses Re: Proposed patch to change TOAST compression strategy
Re: Proposed patch to change TOAST compression strategy
List pgsql-patches
Teodor Sigaev <teodor@sigaev.ru> writes:
>> I have not done any performance testing of these changes --- does
>> anyone have specific test scenarios they'd like to try?

> That's very important change for text search, because of tsvector storage.
> Headline and rank reads a lot of tsvectors. It seems to me that ranking test
> will be very clear: rank function reads whole tsvector and returns small amount
> of data (just a number).

I have no test data sets with large tsvector fields.  If you do, could
you try it with this patch and see what the results are like?

            regards, tom lane

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