Re: Patch: Implement failover on libpq connect level.
Thom Brown <thom@linux.com>
From: Thom Brown <thom@linux.com>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Victor Wagner <vitus@wagner.pp.ru>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2016-10-24T10:36:31Z
Lists: pgsql-hackers
On 20 October 2016 at 01:15, Robert Haas <robertmhaas@gmail.com> wrote: > > On Wed, Oct 19, 2016 at 12:04 PM, Robert Haas <robertmhaas@gmail.com> wrote: > > On Thu, Oct 13, 2016 at 5:53 AM, Victor Wagner <vitus@wagner.pp.ru> wrote: > >> On Thu, 13 Oct 2016 12:30:59 +0530 > >> Mithun Cy <mithun.cy@enterprisedb.com> wrote: > >>> On Fri, Sep 30, 2016 at 2:14 PM, Victor Wagner <vitus@wagner.pp.ru> > >>> wrote: > >>> Okay but for me consistency is also important. Since we agree to > >>> disagree on some of the comments and others have not expressed any > >>> problem I am moving it to committer. > >> > >> Thank you for your efforts improving my patch > > > > I haven't deeply reviewed this patch, but on a quick read-through it > > certainly seems to need a lot of cleanup work. > > Some more comments: > > - I am pretty doubtful that the changes to connectOptions2() work as > intended. I think that's only going to be called before actualhost > and actualport could possibly get set. I don't think we keep > reinvoking this function for every new host we try. > > - It's pretty clear that this isn't going to work if the host list > includes a mix of hostnames and UNIX socket addresses. The code that > handles the UNIX socket address case is totally separate from the code > that handles the multiple-hostname case. So should it be the case that it disallows UNIX socket addresses entirely? I can't imagine a list of UNIX socket addresses being that useful. Thom
Commits
-
libpq: Add target_session_attrs parameter.
- 721f7bd3cbcc 10.0 landed
-
Remove superuser checks in pgstattuple
- fd321a1dfd64 10.0 cited
-
Fix unwanted flushing of libpq's input buffer when socket EOF is seen.
- c405918858c0 9.6.0 cited