On Sun, 2006-04-16 at 15:22 +0100, Simon Riggs wrote:
> On Sat, 2006-04-15 at 16:20 -0400, Bruce Momjian wrote:
> > Simon Riggs wrote:
> > > On Sat, 2006-04-15 at 12:24 -0400, Bruce Momjian wrote:
> > > > And if we can't provide one, should we supply an SQL function
> > > > to return the current WAL name?
> > >
> > > I'll do this. Just give me a few days to get my feet under the new desk.
> > > I know its well past time I sorted this and a few other things out.
> > If we get some mechanism to write those partial WAL files, we might not
> > need the ability to identify the current WAL file, and because a new
> > function is going to require an initdb, I am thinking we can't get this
> > done until 8.2 anyway, so Simon, please come up with a plan to finish
> > the missing PITR pieces. I am getting tired of trying to explain
> > workarounds to PITR users, especially when the workarounds are not easy.
> For 8.0. and 8.1 users, I'd suggest we release an external function as a
> contrib module, so that we don't compromise reliability and not force an
> initdb for them. With docs, of course.
> I suggest we have two functions:
> 1. pg_xlog_file_from_offset(text)
> This allows the output of pg_stop_backup to be formatted into a
> filename, so it would be used like this:
> select pg_xlog_file_from_offset(pg_stop_backup());
Patch to implement this as a contrib module enclosed.
No main manual doc patch yet, awaiting review.
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