Re: Pragma: header and preventing caching in general

Rainer Klute (klute@tommy.informatik.uni-dortmund.de)
Wed, 01 Jun 1994 16:15:51 +0200

>The second question: several occasions have arisen in which it would be useful
>for the remote server (not the client) to explicitly indicate that
>the document sent must not be cached. (For example, the case of WIRED,
>where fragments of copyrighted material are cached, but copyright is not
>on the individual fragments.) Can I suggest that the Pragma: no-cache header
>is added to the valid HTTP response headers?

Of course you can suggest that, but there is already the Expires: header which
gives the server complete control over when a document should be regarded
out-dated. If only information providers would support that header!

Best regards
Rainer Klute

Dipl.-Inform. IRB - immer richtig beraten
Rainer Klute EXUG - European X User Group
Universitdt Dortmund, IRB
D-44221 Dortmund Tel.: +49 231 755-4663

<http://www.informatik.uni-dortmund.de/~klute/>