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Re: [#211] Query string cacheability

From: Mark Nottingham <mnot@mnot.net>
Date: Tue, 8 Jun 2010 11:28:30 +1000
Cc: HTTP Working Group <ietf-http-wg@w3.org>, Roy Fielding <fielding@gbiv.com>, Eric Lawrence <ericlaw@exchange.microsoft.com>
Message-Id: <B60E0F86-D9EE-4571-8B02-D7AB76B4B568@mnot.net>
To: Julian Reschke <julian.reschke@gmx.de>
We seem to be in agreement here - let's put this in -10 and close the issue.

Regards,


On 02/06/2010, at 4:57 PM, Julian Reschke wrote:

> On 02.06.2010 07:04, Mark Nottingham wrote:
>> Proposal:
>> 
>> Add to the end of p6 2.3.1.1.  Calculating Heuristic Freshness):
>> 
>> """
>> Note that RFC2616 required that caches not calculate heuristic freshness for URLs with query components (i.e., those containing '?'). In practice, this has not been widely implemented. Therefore, servers are encouraged to send explicit directives (e.g., Cache-Control: no-cache) if they wish to preclude caching.
>> """
>> ...
> 
> Slightly reformatted, and reference added:
> 
>      Note: RFC 2616 ([RFC2616], Section 13.9) required that caches do
>      not calculate heuristic freshness for URLs with query components
>      (i.e., those containing '?').  In practice, this has not been
>      widely implemented.  Therefore, servers are encouraged to send
>      explicit directives (e.g., Cache-Control: no-cache) if they wish
>      to preclude caching.
> 
> <http://trac.tools.ietf.org/wg/httpbis/trac/attachment/ticket/211/>
> 
> Best regards, Julian
> 


--
Mark Nottingham     http://www.mnot.net/
Received on Tuesday, 8 June 2010 01:29:24 GMT

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