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Re: dmp files

From: Tommy <tommyf_at_kongsberg.com>
Date: Thu, 17 Oct 2002 09:08:50 +0200
Message-ID: <3dae61db@193.71.169.73>

"Billy Verreynne" <vslabs_at_onwe.co.za> wrote in message news:aolmp4$edo$1_at_ctb-nnrp2.saix.net...
> Tommy wrote:
>
> > A DBA created some .dmp files for me to transfer, when i did i noticed
the
> > files had changed the content, is there a special way to transfer these
> > files?
> > I gzipped the files and transferred them again, and then everything
looked
> > fine.
>
> Assuming you mean by transfer, you used FTP?
>

No i used tape to transfer, more specifically the cpio command.

> FTP has two transfer modes. ASCII and BINARY. Bad idea to perform an ASCII
> transfer on binary dump file. The file will arrive u/s on the other side,
> with an incorrect file size.
>
> Windows FTP default is ASCII.
>
> Unix FTP default is BINARY.
>
> FTP tools often guess as to whether to use one or the other. Many of them
> also use ASCII as the default.
>
> A clever tool will see that a gzipped file has a .Z or .ZIP extention and
> know that this is a binary file. Thus it will use a BINARY transfer and
not
> an ASCII one. The same tool may just treat a .DMP file as ASCII and
> transfer it as ASCII.
>
> Using GUI's for something like FTP... GUI's should make things easier.
> However, many developers have their GUI's thinking too on behalf of the
> user. Which IMO is a Bad Thing (tm). GUI's have the habit of turning naive
> users in to dumb users.
>
> --
> Billy
Received on Thu Oct 17 2002 - 02:08:50 CDT

Original text of this message

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