Anyone?


----- Messaggio inoltrato -----
> Da: Scara Maccai <m_li...@yahoo.it>
> A: pgsql-general <pgsql-general@postgresql.org>
> Inviato: Venerdì 30 gennaio 2009, 13:59:09
> Oggetto: [GENERAL] arrays and block size
> 
> Hi,
> 
> I need to store a lot of int8 columns (2000-2500) in a table.
> 
> I was thinking about using int8[], and I would like to know:
> 
> 1) is there a max size for arrays? I guess I could have 1 GB "worth" of 
> values, 
> but I would like a confirmation
> 2) there won't be any updates, only inserts and selects; since I will be 
> using 
> ZFS would there be any benefit in changing the block size (for example to 
> 32K) 
> in postgresql? Would it be better to use ZFS compression instead of 
> postgresql's 
> (TOAST)? That is: should I EXTERNAL for that array column and set 
> compression=on 
> for ZFS? I tried ZFS compression=on a 200 columns table and it worked faster 
> than with compression=off....





-- 
Sent via pgsql-general mailing list (pgsql-general@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-general

Reply via email to