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Re: Live branching

From: Ryan Schmidt <subversion-2008c_at_ryandesign.com>
Date: Wed, 13 Aug 2008 15:17:52 -0500

On Aug 13, 2008, at 15:13, Chris Rodgers wrote:

> Ryan Schmidt wrote:
>> On Aug 13, 2008, at 10:24, Chris Rodgers wrote:
>>> Is it possible to make a branch where all but a few files
>>> continue to follow the trunk?
>> Not automatically, no.
>>> This would be very similar to using "svn switch" in a working
>>> copy, but would allow one to check out the particular combination
>>> of trunk files and modified ones onto several machines.
>>> I was thinking of using this for configuration files in the midst
>>> of a bulk of code that remains the same on each machine.
>> You can make a branch, then periodically merge desired changes
>> from trunk to the branch using svn merge.
> If I scripted this, what would happen to the disk usage? e.g.
> imagine I have 20 of these "live branches" following trunk. Will I
> use up 20x the disk space for every change committed to the
> repository?

Maybe not 20x. A merge which results in a file being added should
take virtually no additional space as Subversion should record this
as a cheap copy. However a merge which results in a file being
modified will record the changes of the modification anew. See this
message from this past weekend:


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Received on 2008-08-13 22:18:32 CEST

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