Re: Proposed patch to change TOAST compression strategy

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