* From: Amit Kapila
> On Sun, Apr 13, 2014 at 5:59 PM, Christian Ullrich
> wrote:
> > There are some possible solutions:
> >
> > - pg_ctl could set an environment variable (unless it has to be
> > compatible with postmasters from different versions, and it does
> > not, does it?).
>
> Do yo
On Thu, Apr 10, 2014 at 12:36 AM, Robert Haas wrote:
> On Tue, Apr 8, 2014 at 3:08 AM, Michael Paquier
> wrote:
>> On Tue, Apr 8, 2014 at 1:18 AM, Robert Haas wrote:
>>> Not sure if this is exactly the right way to do it, but I agree that
>>> something along those lines is a good idea. I also t
On Sun, Apr 13, 2014 at 9:14 PM, Andres Freund wrote:
> On 2014-04-12 17:40:34 -0400, Robert Haas wrote:
>> On Fri, Apr 11, 2014 at 10:28 AM, Andres Freund
>> wrote:
>> > VACUUM sometimes waits synchronously for a cleanup lock on a heap
>> > page. Sometimes for a long time. Without reporting it
On Sun, Apr 13, 2014 at 5:59 PM, Christian Ullrich wrote:
> There are some possible solutions:
>
> - pg_ctl could set an environment variable (unless it has to be compatible
> with postmasters from different versions, and it does not, does it?).
Do you mean to say use some existing environment
* Tom Lane (t...@sss.pgh.pa.us) wrote:
> Sure, but I think Greg's point is that this could be tested by a
> black-box functional test ("does it print something it shouldn't")
> rather than a white-box test that necessarily depends on a whole lot
> of *other* planner choices that don't have much to
Stephen Frost writes:
> * Greg Stark (st...@mit.edu) wrote:
>> But the original goal seems like it would be easier and better done with an
>> immutable function which lies and calls elog to leak information. That's
>> the actual attack this is supposed to protect against anyways.
> Sure, but ther
On Sun, Apr 13, 2014 at 10:49 AM, Tom Lane wrote:
> Simon Riggs writes:
>> ISTM that this is the way ANALYZE should work when run on a table that
>> has never been analysed before. Let's just do this logic within
>> ANALYZE and be done.
>
> Can't. Not unless you intend to make ANALYZE do interna
On 04/13/14 14:22, Jan Wieck wrote:
On 04/13/14 08:27, Marko Kreen wrote:
I think you need to do SET_VARSIZE also here. Alternative is to
move SET_VARSIZE after sort_snapshot().
And it seems the drop-double-txid logic should be added also to
txid_snapshot_recv(). It seems weird to have it beh
On 04/12/2014 05:03 PM, Andres Freund wrote:
>If we don't, aren't we letting other backends see non-self-consistent
>state in regards to who holds which locks, for example?
I think that actually works out ok, because the locks aren't owned by
xids/xacts, but procs. Otherwise we'd be in deep trou
Hi,
On 2014-04-13 16:08:00 -0400, John Mudd wrote:
> I built Postgres 9.3.4 from source on top of the musl C library,
> http://www.musl-libc.org/
> I also built zlib, bzip2, ncurses, openssl, readline and Python using musl
> as a foundation for Postgres.
>
> I'm using musl to increase the portabi
Reposting from pgsql-bugs since this is not a bug.
I built Postgres 9.3.4 from source on top of the musl C library,
http://www.musl-libc.org/
I also built zlib, bzip2, ncurses, openssl, readline and Python using musl
as a foundation for Postgres.
I'm using musl to increase the portability of the
> -Original Message-
> From: Tom Lane [mailto:t...@sss.pgh.pa.us]
> Sent: 14 April 2014 06:23
> To: Dean Rasheed
> Cc: Florian Pflug; David Rowley; Kevin Grittner; Josh Berkus; Greg Stark;
> PostgreSQL-development
> Subject: Re: [HACKERS] [PATCH] Negative Transition Aggregate Functions
> (W
On Apr13, 2014, at 20:23 , Tom Lane wrote:
> Dean Rasheed writes:
>> OK, I'm marking this ready for committer attention, on the
>> understanding that that doesn't include the invtrans_minmax patch.
>
> I've finished reviewing/revising/committing this submission.
Cool! Thanks!
> Some notes:
>
Dean Rasheed writes:
> OK, I'm marking this ready for committer attention, on the
> understanding that that doesn't include the invtrans_minmax patch.
I've finished reviewing/revising/committing this submission.
Some notes:
* I left out the EXPLAIN ANALYZE statistics, as I still feel that they'r
On 04/13/14 08:27, Marko Kreen wrote:
On Sat, Apr 12, 2014 at 02:10:13PM -0400, Jan Wieck wrote:
Since it doesn't seem to produce any side effects, I'd think that
making the snapshot unique within txid_current_snapshot() and
filtering duplicates on input should be sufficient and eligible for
bac
Andres Freund writes:
> On 2014-04-12 16:35:48 -0400, Tom Lane wrote:
>> In principle, that commit shouldn't have affected behavior for pg_hba
>> entries with numeric address fields ...
> Hm. getaddrinfo.c has this bit:
> /* Unsupported flags. */
> if (flags & NI_NAMEREQD)
>
On 2014-04-12 16:35:48 -0400, Tom Lane wrote:
> Andres Freund writes:
> > On 2014-04-12 19:45:59 +0200, Marco Atzeri wrote:
> >> so it is only failing on recent trunk
>
> > Does it work on a commit before
> > fc752505a99a4e2c781a070d3d42a25289c22e3c?
>
> In principle, that commit shouldn't have
On 2014-04-12 17:40:34 -0400, Robert Haas wrote:
> On Fri, Apr 11, 2014 at 10:28 AM, Andres Freund
> wrote:
> > VACUUM sometimes waits synchronously for a cleanup lock on a heap
> > page. Sometimes for a long time. Without reporting it externally.
> > Rather confusing ;).
> >
> > Since we only ta
David Rowley writes:
> On this thread
> http://www.postgresql.org/message-id/52c6f712.6040...@student.kit.edu there
> was some discussion around allowing push downs of quals that happen to be
> in every window clause of the sub query. I've quickly put together a patch
> which does this (see attach
David Rowley writes:
> The attached patch fixes a couple of compiler warnings seen by the MSVC
> build.
Committed, thanks.
> I'm not quite sure why I get 2 warnings rather than 8, but the attached
> seems to make them go away, for what it's worth.
I think it's complaining about the 2 cases wher
Simon Riggs writes:
> ISTM that this is the way ANALYZE should work when run on a table that
> has never been analysed before. Let's just do this logic within
> ANALYZE and be done.
Can't. Not unless you intend to make ANALYZE do internal commits
so that its output rows become visible to other t
Hello David,
thanks for your work. The results look promising.
What I'm missing is a test case with multiple fields in the partition by
clauses:
-- should push down, because partid is part of all PARTITION BY clauses
explain analyze select partid,n,m from (
select partid,
count(*) over (p
* From: Amit Kapila
> On Sat, Apr 12, 2014 at 12:36 PM, Christian Ullrich
> wrote:
> > * From: Amit Kapila
> >
> >> Another thing to decide about this fix is that whether it is okay to
> >> fix it for CTRL+C and leave the problem open for CTRL+BREAK?
> >> (The current option used (CREATE_NEW_PROC
On Sat, Apr 12, 2014 at 02:10:13PM -0400, Jan Wieck wrote:
> Since it doesn't seem to produce any side effects, I'd think that
> making the snapshot unique within txid_current_snapshot() and
> filtering duplicates on input should be sufficient and eligible for
> backpatching.
Agreed.
> The attach
On 4 April 2014 16:01, Andres Freund wrote:
>> + const char *stage_commands[] = {
>> + "SET default_statistics_target=1; SET
>> vacuum_cost_delay=0;",
>> + "SET default_statistics_target=10; RESET
>> vacuum_cost_delay;",
>> +
On this thread
http://www.postgresql.org/message-id/52c6f712.6040...@student.kit.edu there
was some discussion around allowing push downs of quals that happen to be
in every window clause of the sub query. I've quickly put together a patch
which does this (see attached)
I'm posting this just mainl
Hello
2014-04-13 7:16 GMT+02:00 Amit Kapila :
> On Fri, Apr 11, 2014 at 12:13 PM, Pavel Stehule
> wrote:
> > Hello
> >
> > I propose a enhancing of EXPLAIN statement about possibility get a plan
> of
> > other PostgreSQL process.
>
> Does this mean that you want to track plan (and other info Exp
On 13 April 2014 05:23, Stephen Frost wrote:
> Alright, I've committed this with an updated note regarding the locking,
> and a few additional regression tests
That's awesome. Thank you very much.
Regards,
Dean
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