Re: Why could different data in a table be processed with differentperformance? - Mailing list pgsql-performance

From Fabio Pardi
Subject Re: Why could different data in a table be processed with differentperformance?
Date
Msg-id 4d244236-81ac-147e-67c6-42c6191d176b@portavita.eu
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In response to Re: Why could different data in a table be processed with different performance?  (Vladimir Ryabtsev <greatvovan@gmail.com>)
Responses Re: Why could different data in a table be processed with different performance?  (Vladimir Ryabtsev <greatvovan@gmail.com>)
List pgsql-performance

On 28/09/18 21:51, Vladimir Ryabtsev wrote:
> > That means, if your block size was bigger, then you would have bigger space allocated for one single record.
> But if I INSERT second, third ... hundredth record in the table, the size remains 8K.


> So my point is that if one decides to increase block size, increasing storage space is not so significant, because it
doesnot set minimum storage unit for a row.
 
>
ah, yes, correct. Now we are on the same page.

Good luck with the rest of things you are going to try out, and let us know your findings.

regards,

fabio pardi

> vlad



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