Re: [PERFORM] select operations that generate disk writes

[Craig Ringer]

On 07/06/2012 02:20 PM, Pavel Stehule wrote:

Hello

2012/7/6 CSS <c...@morefoo.com>:

So my question is, what else can generate writes when doing read-only 
operations?  I know it sounds like a simple question, but I'm just not finding 
a concise answer anywhere.

statistics 
http://www.postgresql.org/docs/9.1/interactive/runtime-config-statistics.html

 Hint bits, too:

http://wiki.postgresql.org/wiki/Hint_Bits

--
Craig Ringer