Re: New option for pg_basebackup, to specify a different directory for pg_xlog
От | Haribabu Kommi |
---|---|
Тема | Re: New option for pg_basebackup, to specify a different directory for pg_xlog |
Дата | |
Msg-id | CAJrrPGdcqvOZWggPQ8m0RgaT2qa3PBiQFRuhD8j-ugEAsWJE9Q@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: New option for pg_basebackup, to specify a different directory for pg_xlog (Peter Eisentraut <peter_e@gmx.net>) |
Ответы |
Re: New option for pg_basebackup, to specify a different
directory for pg_xlog
Re: New option for pg_basebackup, to specify a different directory for pg_xlog |
Список | pgsql-hackers |
On Tue, Jan 28, 2014 at 1:17 PM, Peter Eisentraut wrote:
On 11/30/13, 6:59 AM, Haribabu kommi wrote:
> To detect provided data and xlog directories are same or not, I reused the
> Existing make_absolute_path() code as follows.
I note that initdb does not detect whether the data and xlog directories
are the same. I think there is no point in addressing this only in
pg_basebackup. If we want to forbid it, it should be done in initdb
foremost.
Thanks for pointing it. if the following approach is fine for identifying the identical directories
then I will do the same for initdb also.
I'm not sure it's worth the trouble, but if I were to do it, I'd just
stat() the two directories and compare their inodes. That seems much
easier and more robust than comparing path strings
stat() is having problems in windows, because of that reason the patch is
written to identify the directories with string comparison.
Regards,
Hari Babu
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