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Re: svn log get revisions by date

From: Johan Corveleyn <jcorvel_at_gmail.com>
Date: Wed, 27 Apr 2011 02:20:43 +0200

Yes, what you describe is indeed how it works. It's not a bug. See:


for some more information (more specifically in the section "Is
Subversion a Day Early?")


On Wed, Apr 27, 2011 at 2:05 AM, hashb <pakoamerican_at_gmail.com> wrote:
> I just ran into (at least one variation of) this phenomena and believe I know
> what's going on.
> When a date range is used, the first thing that svn does is decide which
> revision to start the log from. It does this by taking a snapshot of the
> HEAD revision AT THE START TIME specified. Not the first revision AFTER the
> start time, but the HEAD revision AT the start time.
> So, as an example. If I give the command:
> svn log URL -r {2011-04-25T11:00:00}:{2011-04-26T11:00:00}
> then the first thing that svn does is take the head revision at 11:00 on
> April 25th. The head revision at this time will obviously be the last commit
> BEFORE this point. From there, svn determines the last revision within the
> time frame and displays the logs. Unfortunately, that first commit will be
> before the specified start point.
> I tested this by issuing an svn log command from the root of my repository
> with matching start and end times:
> svn log URL -r {2011-04-25T11:00:00}:{2011-04-25T11:00:00}
> and then saw that a single log statement was returned - the commit made last
> before this point in time. I should have received no such log statement.
> One last important point. The behavior above can SEEM to be sporadic.
> Sometimes an out-of-range revision is displayed, and sometimes it isn't. The
> reason for this is that if you run the log command in a branch, we'll call
> it BranchA, but the head revision that svn determines the start point from
> is in another branch, BranchB, it will be filtered out of the log results.
> Because the out-of-range head revision is in another branch and gets
> filtered out of the results, the user never sees it and thinks that they
> luckily got a correct output.
> Why this issue hasn't been resolved yet (I am running version 1.6.13
> (r1002816)) is for a different thread.
> Hope this helps
> -hb
> Eric White-11 wrote:
>> Good day all,
>> I am working on an application that uses information from an svn log
>> between
>> two dates. After searching around I have found the following is supposed
>> to
>> work (according to the SVN book)
>> svn log --revision {2002-11-20}:{2002-11-29} URL
>> I have tried this and although it does indeed give me results between
>> the two dates, it also gives me many values outside that range.
>> Try for example svn log --revision {2008-11-02}:{2008-11-04}
>> http://svn.apache.org/repos/asf
>> and you can grep 2008-01
>> You will find a handful of lines that contain 2008-01-* which is quite
>> clearly outside the range given. I am looking for values between
>> November 2nd 2008 and November 4th 2008.
>> You can even grep 2007 and you will find many entries that aren't even
>> in the same year that I have specified.
>> This is a problem. Now I can go ahead and double check the dates
>> against the desired range. I can very easily exclude the January dates
>> when the range is for November. But how do I know that I am actually
>> getting all the results and not just a subgroup?
>> Any insight would be appreciated!
>> Cheers
>> Eric
> --
> View this message in context: http://old.nabble.com/svn-log-get-revisions-by-date-tp20543137p31483092.html
> Sent from the Subversion Users mailing list archive at Nabble.com.
Received on 2011-04-27 02:21:30 CEST

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