RE: GET, POST, and side-effects

• From: Paul Leach <paulle@microsoft.com>
• Date: Fri, 5 Jan 96 16:54:08 PST
• To: sjk@amazon.com
• Cc: http-caching@pa.dec.com
• Message-Id: red-16-msg960106004955MTP[01.52.00]000000b1-2369

Shel said:
] The GET can always be implemented as a POST -- you just get less
] effective service from any caches in the chain.  But the POST couldn't
] always be implemented as a GET (assuming a cachable response), since
] the POST might have side effects that might be omitted if a GET were
] handled entirely by a proxy cache.

I always asumed that the existence of a "?" in the request-URI 
prevented proxies from caching the result-entity, so that this couldn't happen?

Is this not a correct understanding of the practice?

Paul

Received on Saturday, 6 January 1996 01:02:49 UTC