Re: Caution when removing git branches

Robert Haas wrote:
> On Wed, Jan 26, 2011 at 11:26 AM, Bruce Momjian <bruce@momjian.us> wrote:
> > For those of you using git, I wanted to point out that it is fairly easy
> > to remove git branches. ?For example, I can easily remove a branch on
> > my github repository using:
> >
> > ? ? ? ?$ git branch -d :branch_name
> >
> > I don't believe that is revertable. ?What is scarey is that this could
> > be done on our 'origin' as well.
> 
> The colon in that syntax is flat wrong.  But branch deletes won't

Sorry, I was wrong.  The syntax is:
pggit push github :branch_name

which is even easier to mistype.

> automatically propagate between repositories.  I do things like this
> all the time:
> 
> git branch -d REL8_4_STABLE
> 
> Doesn't delete it from the master at all, and I can recreate it
> whenever I like using:
> 
> git checkout REL8_4_STABLE
> 
> In fact, even I do this, it's harmless:
> 
> git branch -r -D origin/REL8_4_STABLE
> 
> Because it'll be undone the next time I do this:
> 
> git pull

Wow, that removes it just from your local tree --- interesting.

> Now, there IS an incantation to destroy a branch from the upstream
> repository (using git push with an argument) but even if that
> happened, it wouldn't propagate to cloned copies, so someone else
> could easily put it back.

OK, thanks.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
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