Re: Caching and metainformation

Kevin Altis (
Tue, 15 Feb 1994 21:16:44 --100

At 3:38 PM 2/15/94 +0000, Paul Burchard wrote:
> (Kevin Altis) writes:
>> In the cases of documents that are candidates to cache, we
>> need to explicitly state which HTTP metainformation
>> "fields" a server needs to send in order for the document
>> to be cached correctly.
>Could you clarify how this would affect POST forms? Are you
>suggesting that POST forms will have to include explicit
>metainformation to prevent themselves from being cached (which would
>seem to be undesirable in most cases)?

A Caching/Proxy server might cache a FORM coming from a server, but would
never cache the FORM being POSTed to that server. Perhaps, caching FORMs
from a server is always a bad idea, in which case, a tag in the HEAD area
needs to identify that a FORM shouldn't be cached, say Expires: always.