[resend] Re: Changing svn:date?

[ja...@jrv.org]

> Date: Thu, 21 Aug 2003 00:33:37 +0200
> From: =?UTF-8?B?QnJhbmtvIMSMaWJlag==?= <br...@xbc.nu>
>
> You must be very, very careful when changing svn:date. At the moment,
> SVN assumes that commit dates increase monotonically with revision
> numbers. So, while it's possible to change svn:date, braking this
> assumption would mean that the -r{date} option would not work reliably
> any more.

I assume this means that great care must be taken that the system
clock on the server must never be set backwards?  This is an important
restriction that the book might highlight since it's not automatic,
particularly across reboots.

(I'm assuming that svn:date is normally set by the sever)


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Re: [resend] Re: Changing svn:date?

[Ben Collins-Sussman <su...@collab.net>]

james-tigris@jrv.org writes:

> > Date: Thu, 21 Aug 2003 00:33:37 +0200
> > From: =?UTF-8?B?QnJhbmtvIMSMaWJlag==?= <br...@xbc.nu>
> >
> > You must be very, very careful when changing svn:date. At the moment,
> > SVN assumes that commit dates increase monotonically with revision
> > numbers. So, while it's possible to change svn:date, braking this
> > assumption would mean that the -r{date} option would not work reliably
> > any more.
> 
> I assume this means that great care must be taken that the system
> clock on the server must never be set backwards?  

Yes, indeed.  

A bunch of date pitfalls are documented in this issue:

   http://subversion.tigris.org/issues/show_bug.cgi?id=752

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