| From: | Peter Geoghegan <peter(at)2ndquadrant(dot)com> |
|---|---|
| To: | Rob Sargent <robjsargent(at)gmail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Is the a "magic number" for WAL files |
| Date: | 2011-12-09 19:49:12 |
| Message-ID: | CAEYLb_VmK-UMm7jjKVtP88+7aFw7ya-SErFNHeycPQ6tTHRX0Q@mail.gmail.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
On 9 December 2011 18:46, Rob Sargent <robjsargent(at)gmail(dot)com> wrote:
> I would like the "file" command to tell me something other than "data",
> yes even though I can tell by the name (and the directory of course).
> Hoping someone has something I can slip into /usr/share/misc/magic.mgc
> or that directory.
You mean something like this?:
/*
* Each page of XLOG file has a header like this:
*/
#define XLOG_PAGE_MAGIC 0xD068 /* can be used as WAL version indicator */
Obviously that isn't stable.
--
Peter Geoghegan http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training and Services
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Jack Christensen | 2011-12-09 22:48:00 | Why does aggregate query allow select of non-group by or aggregate values? |
| Previous Message | Thom Brown | 2011-12-09 19:37:44 | Re: Is the a "magic number" for WAL files |