v40 is yet another rebase.
--
Fabien.diff --git a/doc/src/sgml/ref/pgbench.sgml b/doc/src/sgml/ref/pgbench.sgml
index c6d1454..4ceddae 100644
--- a/doc/src/sgml/ref/pgbench.sgml
+++ b/doc/src/sgml/ref/pgbench.sgml
@@ -815,9 +815,10 @@ pgbench options dbname
- Sets variable
On 2016-03-26 19:29, Piotr Stefaniak wrote:
I'm not saying this is necessarily a bug since the whole function deals
with floats, but perhaps it's interesting to note that ndistinct can be
0 in src/backend/utils/adt/selfuncs.c:estimate_hash_bucketsize:
On the exact same note, something like this
On Sat, Mar 26, 2016 at 1:26 AM, Alexander Korotkov <
a.korot...@postgrespro.ru> wrote:
> Thank you very much for testing!
> I also got access to 4 x 18 Intel server with 144 threads. I'm going to
> post results of tests on this server in next Monday.
>
I've run pgbench tests on this machine: pgb
On Sat, Mar 26, 2016 at 3:18 PM, Dilip Kumar wrote:
> search the last, say, two pages of the FSM in all cases. But that
>> might be expensive. The extra call to RelationGetNumberOfBlocks seems
>> cheap enough here because the alternative is to wait for a contended
>> heavyweight lock.
>>
>
> I w
On Sat, Mar 26, 2016 at 3:18 PM, Dilip Kumar wrote:
> We could go further still and have GetPageWithFreeSpace() always
>> search the last, say, two pages of the FSM in all cases. But that
>> might be expensive. The extra call to RelationGetNumberOfBlocks seems
>> cheap enough here because the al
On 2016-03-25 23:02:11 +0530, Dilip Kumar wrote:
> On Fri, Mar 25, 2016 at 8:09 PM, Alexander Korotkov <
> a.korot...@postgrespro.ru> wrote:
>
> > Could anybody run benchmarks? Feature freeze is soon, but it would be
> > *very nice* to fit it into 9.6 release cycle, because it greatly improves
>
On 2016-03-27 12:38:25 +0300, Alexander Korotkov wrote:
> On Sat, Mar 26, 2016 at 1:26 AM, Alexander Korotkov <
> a.korot...@postgrespro.ru> wrote:
>
> > Thank you very much for testing!
> > I also got access to 4 x 18 Intel server with 144 threads. I'm going to
> > post results of tests on this s
On Sun, Mar 27, 2016 at 5:37 PM, Andres Freund wrote:
> On what hardware did you run these tests?
IBM POWER 8 MACHINE.
Architecture: ppc64le
Byte Order:Little Endian
CPU(s):192
Thread(s) per core:8
Core(s) per socket:1
Socket(s):
Hi,
On 2016-03-27 02:34:32 +0530, Ashutosh Sharma wrote:
> As mentioned in my earlier mail i was not able to apply
> *pinunpin-cas-5.patch* on commit *6150a1b0,
That's not surprising; that's pretty old.
> *therefore i thought of applying it on the latest commit and i was
> able to do it successf
On 2016-03-27 17:45:52 +0530, Dilip Kumar wrote:
> On Sun, Mar 27, 2016 at 5:37 PM, Andres Freund wrote:
>
> > On what hardware did you run these tests?
>
>
> IBM POWER 8 MACHINE.
>
> Architecture: ppc64le
> Byte Order:Little Endian
> CPU(s):192
> Threa
>>> I'll try to explain with two-dimensional example over points. ASCII-art:
>>
>> Thank you for the explanation. Should we incorporate this with the patch.
>
> added
I have worked on the comments of the patch. It is attached. I hope
it looks more clear than it was before.
>>> + cmp_double(con
On 03/27/2016 12:43 AM, Christophe Pettus wrote:
On Mar 26, 2016, at 7:40 AM, Andrew Dunstan wrote:
It would be nice if we could find a less broad brush approach to dealing with
the issue.
I don't know how doable this is, but could we use the existing mechanism of
marking an index invalid
On Sun, Mar 27, 2016 at 3:10 PM, Andres Freund wrote:
> On 2016-03-27 12:38:25 +0300, Alexander Korotkov wrote:
> > On Sat, Mar 26, 2016 at 1:26 AM, Alexander Korotkov <
> > a.korot...@postgrespro.ru> wrote:
> >
> > > Thank you very much for testing!
> > > I also got access to 4 x 18 Intel server
Andrew Dunstan writes:
> The more I think about this the more I bump up against the fact that
> almost anything we do might want to do to ameliorate the situation is
> going to be rolled back. The only approach I can think of that doesn't
> suffer from this is to abort if an insert/update will
Piotr Stefaniak writes:
> using sqlsmith I found a way to induce an AssertArg failure in
> src/backend/executor/functions.c:check_sql_fn_retval() for
> assert-enabled builds. It boils down to creating a function and calling
> it like this:
> CREATE FUNCTION bad_argument_assert(anyarray, intege
On 2016-03-18 14:36:23 +0300, Yury Zhuravlev wrote:
> Robert Haas wrote:
> >On Wed, Mar 2, 2016 at 9:48 PM, Peter Eisentraut wrote:
> >>On 2/11/16 9:30 PM, Michael Paquier wrote: ...
> >
> >We need to decide what to do about this. I disagree with Peter: I
> >think that regardless of stdbool, what
On Mar 27, 2016, at 7:20 AM, Tom Lane wrote:
> I do not know whether this would be a meaningful improvement for
> common use-cases, though.
It would certainly be a step forward over the current situation. It would mean
that a specific imaginable use-case (inserting a new enum value, then
popu
ilm...@ilmari.org (Dagfinn Ilmari Mannsåker) writes:
> I was bored and thought "how hard could it be?", and a few hours'
> hacking later, I have something that seems to work. It doesn't do IF
> NOT EXISTS yet, and the error messaging could do with some improvement,
> and there are no docs. The p
On 2016-03-27 19:30, Dagfinn Ilmari Mannsåker wrote:
ilm...@ilmari.org (Dagfinn Ilmari Mannsåker) writes:
I was bored and thought "how hard could it be?", and a few hours'
hacking later, I have something that seems to work. It doesn't do IF
NOT EXISTS yet, and the error messaging could do with
Marko Tiikkaja writes:
> On 2016-03-27 19:30, Dagfinn Ilmari Mannsåker wrote:
>> ilm...@ilmari.org (Dagfinn Ilmari Mannsåker) writes:
>>
>>> I was bored and thought "how hard could it be?", and a few hours'
>>> hacking later, I have something that seems to work. It doesn't do IF
>>> NOT EXISTS y
On 2016-03-27 16:40, Tom Lane wrote:
Hm. I would argue that it should have rejected CAST(NULL AS ANYARRAY).
That's a pseudotype and so there should never be an actual value of that
type, not even a null value.
I'm a little confused about what you mean here. I thought reject was
exactly what's
On Sun, Mar 27, 2016 at 8:00 AM, Dilip Kumar wrote:
> Relation Size
> -
> INSERT : 16000 transaction from 32 Client
>
> Base v13 v14_1
> - -
> TPS 37 255
Hi,
Does somebody see a reason not to automatically detect and use
-Wold-style-definition? Per e.g.
http://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=9f7c527af308dcdaba2f0ff9d362d672e8886fb1
that'd be useful, and it's an easy to make and automatically detect
mistake; and it doesn
Well, that was just about as tedious as I feared it might be, but
attached is a patch for $SUBJECT. We should apply this, and
probably eventually back-patch it, but it'd be wise to let it
age awhile in HEAD first. Is anyone interested in reviewing it,
or shall I just push it and see what the buil
Andres Freund writes:
> Does somebody see a reason not to automatically detect and use
> -Wold-style-definition?
+1 ... unless we have some that are that way intentionally, which
I kinda doubt, but you could soon find out.
regards, tom lane
--
Sent via pgsql-hackers ma
On 2016-03-27 17:16:11 -0400, Tom Lane wrote:
> Andres Freund writes:
> > Does somebody see a reason not to automatically detect and use
> > -Wold-style-definition?
>
> +1 ... unless we have some that are that way intentionally, which
> I kinda doubt, but you could soon find out.
We don't, I've
On 2016-03-09 19:43:52 -0800, Andres Freund wrote:
> Hi,
>
> how come that the only comment in pg_rewind about fsyncing is '
> void
> close_target_file(void)
> {
> ...
> /* fsync? */
> }
>
> Isn't that a bit, uh, minimal for a utility that's likely to be used in
> failover scenarios?
>
> I
Piotr Stefaniak writes:
> I'm not saying this is necessarily a bug since the whole function deals
> with floats, but perhaps it's interesting to note that ndistinct can be
> 0 in src/backend/utils/adt/selfuncs.c:estimate_hash_bucketsize:
I think it's basically cosmetic unless you've got a machi
Piotr Stefaniak writes:
> On the exact same note, something like this (again reduced from what
> sqlsmith produced):
> leads to vardata.rel->tuples being zero here:
> if (vardata.rel)
> ndistinct *= vardata.rel->rows / vardata.rel->tuples;
Ugh. That's a bit worse because it'
Hi,
On 2016-03-18 15:08:32 +0900, Michael Paquier wrote:
> +/*
> + * Sync data directory to ensure that what has been generated up to now is
> + * persistent in case of a crash, and this is done once globally for
> + * performance reasons as sync requests on individual files would be
> + * a negat
Hi,
As pointed out in
http://www.postgresql.org/message-id/20160327232509.v5wgac5vskuse...@awork2.anarazel.de
our backup tools (i.e. pg_basebackup, pg_dump[all]), currently don't
make any efforts to ensure their output is durable.
I think for backup tools of possibly critical data, that's pretty
On Mon, Mar 28, 2016 at 6:52 AM, Andres Freund wrote:
> I've pushed a modified version of the fix that Michael posted in
> http://archives.postgresql.org/message-id/CAB7nPqRmM%2BCX6bVxw0Y7mMVGMFj1S8kwhevt8TaP83yeFRfbXA%40mail.gmail.com
Thanks.
--
Michael
--
Sent via pgsql-hackers mailing list
On Mon, Mar 28, 2016 at 8:30 AM, Andres Freund wrote:
> As pointed out in
> http://www.postgresql.org/message-id/20160327232509.v5wgac5vskuse...@awork2.anarazel.de
> our backup tools (i.e. pg_basebackup, pg_dump[all]), currently don't
> make any efforts to ensure their output is durable.
>
> I thi
On Mon, Mar 28, 2016 at 1:55 AM, Robert Haas wrote:
> > One is like below-->
> > -
> > In AddExtraBlock
> > {
> >I add page to FSM one by one like v13 does.
> >then update the full FSM tree up till root
> > }
>
> Not following this. Did you attach this version?
>
On Fri, Mar 25, 2016 at 9:48 PM, Andrew Dunstan wrote:
> OK, sounds good.
Just a side-note. Andres has pushed the fix for the GinIs* macros as
af4472bc, making patch 0003 from the last series useless now.
--
Michael
--
Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make
On Sat, Mar 26, 2016 at 4:34 PM, Tom Lane wrote:
> Probably the most discussion-worthy item is whether we can say
> anything more about the strxfrm mess. Should we make a wiki
> page about that and have the release note item link to it?
I think that there is an argument against doing so, which i
On Sun, Mar 27, 2016 at 8:43 PM, Peter Geoghegan wrote:
> On Sat, Mar 26, 2016 at 4:34 PM, Tom Lane wrote:
> > Probably the most discussion-worthy item is whether we can say
> > anything more about the strxfrm mess. Should we make a wiki
> > page about that and have the release note item link t
Hi
Is there any way to create nested function?
oracle to postgres migration required super function variable reference
into nested function without nested function parameter
Oracle sample:
---
create or replace function f1(n number) return number
is
vs number:=1;
Hi
2016-03-28 6:14 GMT+02:00 Sridhar N Bamandlapally :
> Hi
>
> Is there any way to create nested function?
>
Some languages supports this feature, like plv8, but plpgsql doesn't
support it,
You have to use two function and some implementation of session variables.
Regards
Pavel
>
> oracle t
On Sun, Mar 27, 2016 at 9:14 PM, Sridhar N Bamandlapally <
sridhar@gmail.com> wrote:
> Hi
>
> Is there any way to create nested function?
>
> oracle to postgres migration required super function variable reference
> into nested function without nested function parameter
>
> Oracle sample:
> --
On Mon, Mar 28, 2016 at 8:25 AM, Andres Freund wrote:
> On 2016-03-18 15:08:32 +0900, Michael Paquier wrote:
>> + fprintf(stderr, _("%s: could not rename file \"%s\": %s\n"),
>> + progname, current_walfile_name,
>> strerror(errno));
>
> current_walfile_name
On Mon, Mar 28, 2016 at 1:55 AM, Robert Haas wrote:
>
> On Sun, Mar 27, 2016 at 8:00 AM, Dilip Kumar
wrote:
>
> > Results:
> > --
> > 1. With this performance is little less than v14 but the problem of
extra
> > relation size is solved.
> > 2. With this we can conclude that extra size of
On Mon, Mar 28, 2016 at 11:00 AM, Amit Kapila
wrote:
> I have not debugged the flow, but by looking at v13 code, it looks like it
> will search both old and new. In
> function
> GetPageWithFreeSpaceExtended()->fsm_search_from_addr()->fsm_search_avail(),
> the basic idea of search is: Start the
On Sun, Mar 27, 2016 at 5:48 PM, Andres Freund wrote:
>
> What's sizeof(BufferDesc) after applying these patches? It should better
> be <= 64...
>
It is 72.
--
Regards,
Dilip Kumar
EnterpriseDB: http://www.enterprisedb.com
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