| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
| Cc: | Josh Kupershmidt <schmiddy(at)gmail(dot)com>, Greg Smith <greg(at)2ndquadrant(dot)com>, Euler Taveira de Oliveira <euler(at)timbira(dot)com>, pgsql-docs(at)postgresql(dot)org |
| Subject: | Re: somewhat wrong archive_command example |
| Date: | 2012-08-25 23:40:26 |
| Message-ID: | 20120825234026.GG10814@momjian.us |
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| Thread: | |
| Lists: | pgsql-docs |
On Sat, Aug 25, 2012 at 07:07:55PM -0400, Bruce Momjian wrote:
> > >I have made all the suggestions posted and would like to add the
> > >attached script to our documentation as a simple example.
> >
> > Btw., is anyone else concerned about using plain cp for this? If
> > the cp fails half-way, it leaves a partial file around, but
> > subsequent file existence checks will find the file OK and skip it.
> >
> > I have occasionally used some combination of mktemp + cp + mv, which
> > seems to work around this problem.
>
> I am unclear why the script returns success if the file already exists
> --- seems if the file exists, we should throw an error, like we have
> always done with cp -i < /dev/null.
>
> Updated version attached.
>
> Another option in this case would be to re-issue the copy.
Sorry, proper attached file this time.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ It's impossible for everything to be true. +
| Attachment | Content-Type | Size |
|---|---|---|
| local_backup_script.sh | application/x-sh | 555 bytes |
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