On Thu, Mar 15, 2012 at 10:45 PM, Tom Lane t...@sss.pgh.pa.us wrote:
Daniel Farina dan...@heroku.com writes:
On Thu, Mar 15, 2012 at 10:33 PM, Tom Lane t...@sss.pgh.pa.us wrote:
But actually I don't see what you hope to gain from such a change,
even if it can be made to work. Anyone who can
On Thu, Mar 15, 2012 at 8:48 PM, Alvaro Herrera alvhe...@commandprompt.com
What Peter proposed seems to me pretty reasonable, in the sense that it
should be possible to come up with a function that creates some text
representation of whatever is in pg_statistic, and another function to
load
On 2012-03-15 21:45, Robert Haas wrote:
On Wed, Mar 14, 2012 at 11:10 AM, Kohei KaiGaikai...@kaigai.gr.jp wrote:
If it is ready to commit, please remember the credit to Yeb's volunteer
on this patch.
Done.
In the patch with copy-editing documentation following that commit, at
in at their
On Thursday, March 15, 2012 11:41:21 PM Thom Brown wrote:
On 15 March 2012 22:06, Dimitri Fontaine dimi...@2ndquadrant.fr wrote:
Dimitri Fontaine dimi...@2ndquadrant.fr writes:
At this moment in time, CTAS is still outstanding. Is the plan to try
to get that in for this release, or as an
* Thom Brown wrote:
I don’t understand how functions can return a type of “command
trigger”. This certainly works, but I’ve never seen a type consisting
of more than one word. Could you explain this for me? This is also
postgres= with types (name) as
postgres- (select format_type(oid,
On 16 March 2012 08:13, Andres Freund and...@anarazel.de wrote:
On Thursday, March 15, 2012 11:41:21 PM Thom Brown wrote:
Looks like the ctas-on-command-triggers-01.patch patch needs re-basing.
I can do that - but imo the other patch (not based on the command triggers
stuff) is the relevant
I have a plan to support 'Create index on foreign table' for 9.3. Here
is my plan.
The index creation is supported for a flat file such as CSV and a remote
table on a RDB e.g., Postgres using CREATE INDEX. (I thought using a
new statement, CREATE FOREIGN INDEX, at first, but I think that CREATE
Hi,
On Thursday, March 15, 2012 10:58:49 PM Dimitri Fontaine wrote:
I tricked that in the grammar, the type is called cmdtrigger but I
though it wouldn't be a good choice for the SQL statement.
Hm. I am decidedly unhappy with that grammar hackery... But then maybe I am
squeamish.
+ oid |
On Friday, March 16, 2012 09:30:58 AM Thom Brown wrote:
On 16 March 2012 08:13, Andres Freund and...@anarazel.de wrote:
On Thursday, March 15, 2012 11:41:21 PM Thom Brown wrote:
Looks like the ctas-on-command-triggers-01.patch patch needs re-basing.
I can do that - but imo the other
On 15 March 2012 21:58, Dimitri Fontaine dimi...@2ndquadrant.fr wrote:
Thom Brown thombr...@gmail.com writes:
I don’t understand how functions can return a type of “command
trigger”. This certainly works, but I’ve never seen a type consisting
of more than one word. Could you explain this for
On 16 March 2012 08:45, Andres Freund and...@anarazel.de wrote:
On Friday, March 16, 2012 09:30:58 AM Thom Brown wrote:
On 16 March 2012 08:13, Andres Freund and...@anarazel.de wrote:
On Thursday, March 15, 2012 11:41:21 PM Thom Brown wrote:
Looks like the ctas-on-command-triggers-01.patch
On Thu, Mar 15, 2012 at 11:01 PM, Daniel Farina dan...@heroku.com wrote:
Okay, well, I believe there is a race in handling common
administrative signals that *might* possibly matter. In the past,
pg_cancel_backend was superuser only, which is a lot like saying only
available to people who can
On Friday, March 16, 2012 09:55:10 AM Thom Brown wrote:
On 16 March 2012 08:45, Andres Freund and...@anarazel.de wrote:
On Friday, March 16, 2012 09:30:58 AM Thom Brown wrote:
On 16 March 2012 08:13, Andres Freund and...@anarazel.de wrote:
On Thursday, March 15, 2012 11:41:21 PM Thom Brown
Andres Freund and...@anarazel.de writes:
On Thursday, March 15, 2012 10:58:49 PM Dimitri Fontaine wrote:
I tricked that in the grammar, the type is called cmdtrigger but I
though it wouldn't be a good choice for the SQL statement.
Hm. I am decidedly unhappy with that grammar hackery... But
On 16.03.2012 10:44, Etsuro Fujita wrote:
I have a plan to support 'Create index on foreign table' for 9.3. Here
is my plan.
The index creation is supported for a flat file such as CSV and a remote
table on a RDB e.g., Postgres using CREATE INDEX. (I thought using a
new statement, CREATE
On Thursday, March 15, 2012 07:38:38 AM Jeff Davis wrote:
On Wed, 2012-03-14 at 10:26 +0100, Andres Freund wrote:
On Wednesday, March 14, 2012 05:23:03 AM Jeff Davis wrote:
On Tue, 2012-03-13 at 09:42 +0100, Andres Freund wrote:
for recursively everything in dir:
posix_fadvise(fd,
Hi all,
During writing pgsql_fdw codes, I noticed that exprCollation rejects
non-Expr nodes with error unrecognized node type: %d. Is this
intentional behavior, or can it return InvalidOid for unrecognized nodes
like exprInputCollation?
Background information: I use exprCollation with
Thom Brown thombr...@gmail.com writes:
Note: incremental patch attached for the following section...
Applied, thanks!
I don’t know if this was a problem before that I didn’t spot
(probably), but triggers for both ANY COMMAND and ALTER FOREIGN TABLE
show a command tag of ALTER TABLE for ALTER
On 16 March 2012 11:42, Dimitri Fontaine dimi...@2ndquadrant.fr wrote:
Thom Brown thombr...@gmail.com writes:
Specific command triggers on ALTER VIEW don’t work at all:
Can't reproduce, and that's already part of the regression tests.
This was a problem my side (a mistake I made previously)
Thom Brown thombr...@gmail.com writes:
Okay, I shalln't do any more testing until the next patch. I should
probably have worked on automating my tests more, but never got round
to it.
make installcheck :)
That said, your test allow to spot OID problems that we can't add in the
regression
On 16 March 2012 12:07, Dimitri Fontaine dimi...@2ndquadrant.fr wrote:
Thom Brown thombr...@gmail.com writes:
Okay, I shalln't do any more testing until the next patch. I should
probably have worked on automating my tests more, but never got round
to it.
make installcheck :)
That said,
(2012/03/16 18:58), Heikki Linnakangas wrote:
On 16.03.2012 10:44, Etsuro Fujita wrote:
I have a plan to support 'Create index on foreign table' for 9.3. Here
is my plan.
The index creation is supported for a flat file such as CSV and a remote
table on a RDB e.g., Postgres using CREATE
Peter Eisentraut pete...@gmx.net writes:
Is there a reason for us not to add an HINT: user is a reserved
keyword or something like that, other than nobody having been interested
in doing the work?
If that were easily possible, we could just recognize 'user' as an
identifier in this context
Shigeru HANADA shigeru.han...@gmail.com writes:
During writing pgsql_fdw codes, I noticed that exprCollation rejects
non-Expr nodes with error unrecognized node type: %d. Is this
intentional behavior, or can it return InvalidOid for unrecognized nodes
like exprInputCollation?
Doesn't seem to
On 16.03.2012 14:50, Dimitri Fontaine wrote:
Peter Eisentrautpete...@gmx.net writes:
Is there a reason for us not to add an HINT: user is a reserved
keyword or something like that, other than nobody having been interested
in doing the work?
If that were easily possible, we could just
Excerpts from Bruce Momjian's message of vie mar 16 00:04:06 -0300 2012:
On Tue, Mar 13, 2012 at 02:35:02PM -0300, Alvaro Herrera wrote:
Excerpts from Bruce Momjian's message of mar mar 13 14:00:52 -0300 2012:
On Tue, Mar 06, 2012 at 04:39:32PM -0300, Alvaro Herrera wrote:
Excerpts from Alvaro Herrera's message of vie mar 16 10:36:11 -0300 2012:
Now I am confused. Where do you see the word hint used by
HEAP_XMAX_EXCL_LOCK and HEAP_XMAX_SHARED_LOCK. These are tuple infomask
bits, not hints, meaning they are not optional or there just for
performance.
Andres Freund and...@anarazel.de writes:
On Thursday, March 15, 2012 10:58:49 PM Dimitri Fontaine wrote:
I tricked that in the grammar, the type is called cmdtrigger but I
though it wouldn't be a good choice for the SQL statement.
Hm. I am decidedly unhappy with that grammar hackery... But
2012/3/16 Etsuro Fujita fujita.ets...@lab.ntt.co.jp:
I have a plan to support 'Create index on foreign table' for 9.3. Here
is my plan.
Very interesting idea, but...
The index creation is supported for a flat file such as CSV and a remote
table on a RDB e.g., Postgres using CREATE INDEX.
On Friday, March 16, 2012 02:50:55 PM Tom Lane wrote:
While I'm looking at the grammar ... it also seems like a serious
PITA from a maintenance standpoint that we're now going to have to
adjust the CREATE COMMAND TRIGGER productions every time somebody
thinks of a new SQL command.
I don't
Andres Freund and...@anarazel.de writes:
On Friday, March 16, 2012 02:50:55 PM Tom Lane wrote:
While I'm looking at the grammar ... it also seems like a serious
PITA from a maintenance standpoint that we're now going to have to
adjust the CREATE COMMAND TRIGGER productions every time somebody
On Thu, Mar 15, 2012 at 11:09 PM, Bruce Momjian br...@momjian.us wrote:
On Tue, Mar 13, 2012 at 01:46:24PM -0400, Robert Haas wrote:
On Mon, Mar 12, 2012 at 3:28 PM, Simon Riggs si...@2ndquadrant.com wrote:
I agree with you that some worst case performance tests should be
done. Could you
Heikki Linnakangas heikki.linnakan...@enterprisedb.com writes:
Accepting the keyword in such a context seems much harder to me than
providing a hint. To accept the keyword, you'd need a lot of changes to
the grammar, but for the hint, you just need some extra code in
yyerror(). Mind you, if
Tom Lane t...@sss.pgh.pa.us writes:
Multi-word type names are a serious pain in the ass; they require
hackery in a lot of places. We support the ones that the SQL spec
requires us to, but I will object in the strongest terms to inventing
any that are not required by spec. I object in even
I wrote:
So I now propose reverting the earlier two patches (but not their
regression test cases of course) and instead hacking MergeAppend plan
building as per (2).
Attached is a draft patch for that. There are several things going on
here:
* Revert the preceding two patches (except for
On Fri, Mar 16, 2012 at 7:42 AM, Dimitri Fontaine
dimi...@2ndquadrant.fr wrote:
I don’t know if this was a problem before that I didn’t spot
(probably), but triggers for both ANY COMMAND and ALTER FOREIGN TABLE
show a command tag of ALTER TABLE for ALTER FOREIGN TABLE statements
where the
Robert Haas robertmh...@gmail.com writes:
there has to be some way to do that without breaking command triggers.
Sure, special case the switch branch in utility.c so as to return a
different command tag for ALTER TABLE and ALTER FOREIGN TABLE. For
precedents, see
On Fri, Mar 16, 2012 at 6:25 AM, Andres Freund and...@anarazel.de wrote:
How are the results with sync_file_range(fd, 0, 0,
SYNC_FILE_RANGE_WRITE)?
That is much faster than using fadvise. It goes down to ~2s.
Unfortunately, that's non-portable. Any other ideas? 6.5s a little on
the
On Friday, March 16, 2012 04:47:06 PM Robert Haas wrote:
On Fri, Mar 16, 2012 at 6:25 AM, Andres Freund and...@anarazel.de wrote:
How are the results with sync_file_range(fd, 0, 0,
SYNC_FILE_RANGE_WRITE)?
That is much faster than using fadvise. It goes down to ~2s.
Unfortunately,
Dimitri Fontaine dimi...@2ndquadrant.fr writes:
Tom Lane t...@sss.pgh.pa.us writes:
If you think cmdtrigger isn't a good name maybe you should have
picked a different one to start with.
Well, I think it's a good internal name. I'm not too sure about exposing
it, the only reason why it's a
On Fri, Mar 16, 2012 at 11:58:29AM +0200, Heikki Linnakangas wrote:
On 16.03.2012 10:44, Etsuro Fujita wrote:
I have a plan to support 'Create index on foreign table' for 9.3.
Here is my plan.
The index creation is supported for a flat file such as CSV and a
As others, I don't see a
On tor, 2012-03-15 at 16:36 -0300, Alvaro Herrera wrote:
Excerpts from Peter Eisentraut's message of jue mar 15 16:25:53 -0300 2012:
On sön, 2012-02-19 at 20:10 +0100, Pavel Stehule wrote:
I found so this extremely simple patch should be useful.
It helps for pattern SELECT fx();
On Fri, 2012-03-16 at 11:25 +0100, Andres Freund wrote:
I take that back. There was something wrong with my test -- fadvise
helps, but it only takes it from ~10s to ~6.5s. Not quite as good as I
hoped.
Thats surprising. I wouldn't expect such a big difference between fadvise +
Here is a patch for being able to rename constraints of domains. It
goes on top of the previously committed patch for renaming table
constraints.
diff --git a/doc/src/sgml/ref/alter_domain.sgml b/doc/src/sgml/ref/alter_domain.sgml
index 2511a12..c59975a 100644
---
Peter Eisentraut pete...@gmx.net writes:
On tor, 2012-03-15 at 16:36 -0300, Alvaro Herrera wrote:
Excerpts from Peter Eisentraut's message of jue mar 15 16:25:53 -0300 2012:
Isn't that just a subset of what I had proposed?
On Thu, Mar 15, 2012 at 09:18:36PM +0700, Stuart Bishop wrote:
On Thu, Mar 15, 2012 at 9:01 PM, Stuart Bishop stu...@stuartbishop.net
wrote:
Yes, it is there. I can see the library with the new name of
plpython2.so, not the old plpython.so from 8.4. createlang installs
the language just
On Fri, Mar 16, 2012 at 03:10:05PM +0700, Stuart Bishop wrote:
I have repeatedly upgraded from 9.0.X to 9.1.3 and am seeing no
failures. The big question is what are you doing that is causing the
plpython_call_handler() function to be dumped? That is an internal
function. What is your
On Fri, Mar 16, 2012 at 10:40:01AM -0300, Alvaro Herrera wrote:
Excerpts from Alvaro Herrera's message of vie mar 16 10:36:11 -0300 2012:
Now I am confused. Where do you see the word hint used by
HEAP_XMAX_EXCL_LOCK and HEAP_XMAX_SHARED_LOCK. These are tuple infomask
bits, not
On Fri, Mar 16, 2012 at 10:08:07AM -0400, Robert Haas wrote:
On Thu, Mar 15, 2012 at 11:09 PM, Bruce Momjian br...@momjian.us wrote:
On Tue, Mar 13, 2012 at 01:46:24PM -0400, Robert Haas wrote:
On Mon, Mar 12, 2012 at 3:28 PM, Simon Riggs si...@2ndquadrant.com wrote:
I agree with you that
I have a query where the LIMIT clause is incorrectly reducing the cost
of the query. This results in queries doing LIMIT m run much longer
when m is small (e.g. 1-3) than if m is larger. (PG 9.0) (And yes,
ANALYZE was run and, no, increasing stats_target for the columns
doesn't help).
Notice that
Excerpts from Bruce Momjian's message of vie mar 16 15:22:05 -0300 2012:
On Fri, Mar 16, 2012 at 10:08:07AM -0400, Robert Haas wrote:
On Thu, Mar 15, 2012 at 11:09 PM, Bruce Momjian br...@momjian.us wrote:
On Tue, Mar 13, 2012 at 01:46:24PM -0400, Robert Haas wrote:
On Mon, Mar 12,
On Sat, Mar 17, 2012 at 12:54 AM, Bruce Momjian br...@momjian.us wrote:
Well, it will because, by creating the symlink, you allowed this
function to be restored into the new database, and it isn't properly
hooked to the plpython language. I wonder if you should just delete it
because I
On Sat, Mar 17, 2012 at 01:57:29AM +0700, Stuart Bishop wrote:
On Sat, Mar 17, 2012 at 12:54 AM, Bruce Momjian br...@momjian.us wrote:
Well, it will because, by creating the symlink, you allowed this
function to be restored into the new database, and it isn't properly
hooked to the
On 16 March 2012 16:26, Tom Lane t...@sss.pgh.pa.us wrote:
Dimitri Fontaine dimi...@2ndquadrant.fr writes:
Tom Lane t...@sss.pgh.pa.us writes:
If you think cmdtrigger isn't a good name maybe you should have
picked a different one to start with.
Well, I think it's a good internal name. I'm
Andres Freund and...@anarazel.de writes:
[ ctas-01.patch ]
I'm starting to look at this now. For a patch that's supposed to
de-complicate things, it seems pretty messy :-(
One thing I soon found is that it lacks support for EXPLAIN SELECT INTO.
That used to work, but now you get
regression=#
On Friday, March 16, 2012 09:54:47 PM Tom Lane wrote:
Andres Freund and...@anarazel.de writes:
[ ctas-01.patch ]
I'm starting to look at this now.
Great!
For a patch that's supposed to de-complicate things, it seems pretty messy
:-(
Yea. It started out simple but never stopped getting
Simon Riggs si...@2ndquadrant.com writes:
2. We assume that if values do exist that they have rows uniformly
distributed across the whole table like rungs on a ladder.
Well, yeah. That's sometimes wrong, but not always. In the absence
of evidence to the contrary, I think it's a better
Andres Freund and...@anarazel.de writes:
One more thing I disliked quite a bit was the duplication of the EXECUTE
handling. Do you see a way to deduplicate that?
Yeah, that's what's bugging me, too. I think a chunk of the problem is
that you're insisting on having control come back to
On Friday, March 16, 2012 10:31:57 PM Tom Lane wrote:
Andres Freund and...@anarazel.de writes:
One more thing I disliked quite a bit was the duplication of the EXECUTE
handling. Do you see a way to deduplicate that?
Yeah, that's what's bugging me, too. I think a chunk of the problem is
On Fri, 2012-03-16 at 18:25 +, Simon Riggs wrote:
Any time we apply a LIMIT clause to a plan with a SeqScan or
unqualified IndexScan, we shouldn't assume the scan will do less than
say 10% of the table. It might, but its an unsafe assumption because
as the selectivity decreases so does the
Andres Freund and...@anarazel.de writes:
On Friday, March 16, 2012 10:31:57 PM Tom Lane wrote:
I'm thinking that if the table creation
were to be moved into the tuple receiver's startup routine, we could
avoid needing to get control back between ExecutorStartup and
ExecutorRun, and then all
On Fri, Mar 16, 2012 at 9:39 PM, Jeff Davis pg...@j-davis.com wrote:
On Fri, 2012-03-16 at 18:25 +, Simon Riggs wrote:
Any time we apply a LIMIT clause to a plan with a SeqScan or
unqualified IndexScan, we shouldn't assume the scan will do less than
say 10% of the table. It might, but its
On Thu, Mar 15, 2012 at 7:58 PM, Jeff Davis pg...@j-davis.com wrote:
On Thu, 2012-03-15 at 19:36 -0400, Tareq Aljabban wrote:
When configuring postgreSQL, I'm adding the libraries needed to run
HDFS C API (libhdfs).
From the information below, it looks like C++.
./configure
On Friday, March 16, 2012 10:52:55 PM Tom Lane wrote:
Andres Freund and...@anarazel.de writes:
On Friday, March 16, 2012 10:31:57 PM Tom Lane wrote:
I'm thinking that if the table creation
were to be moved into the tuple receiver's startup routine, we could
avoid needing to get control
On Thu, Mar 15, 2012 at 04:14:03PM -0700, Daniel Farina wrote:
Parallel to pg_cancel_backend, it'd be nice to allow the user to just
outright kill a backend that they own (politely, with a SIGTERM),
aborting any transactions in progress, including the idle transaction,
and closing the socket.
On Thu, Mar 15, 2012 at 11:46:04AM -0400, Bruce Momjian wrote:
On Thu, Mar 15, 2012 at 11:15:42AM -0400, Andrew Dunstan wrote:
You're not the only person who could do that. I don't think this is
all down to you. It should just be understood that if the stats
format is changed, adjusting
Àlvaro told me he got a Spanish-language report that pg_upgrade
failed because it required pg_config, and pg_config is only supplied
with the devel packages.
I initially thought that it was a packaging problem, but I later
realized the pg_config is mostly developer settings, and that using
Excerpts from Bruce Momjian's message of vie mar 16 20:06:28 -0300 2012:
Àlvaro told me he got a Spanish-language report that pg_upgrade
failed because it required pg_config, and pg_config is only supplied
with the devel packages.
I initially thought that it was a packaging problem, but I
On Fri, 2012-03-16 at 18:02 -0400, Tareq Aljabban wrote:
Thanks for your response Jeff..
It's true that libhdfs code resides under the c++ folder, but in all
of the documentation, libhdfs is referred to as the C interface of
HDFS.
Now what you're saying makes sense.. that nothing guarantees
On Fri, Mar 16, 2012 at 3:42 PM, Noah Misch n...@leadboat.com wrote:
On Thu, Mar 15, 2012 at 04:14:03PM -0700, Daniel Farina wrote:
Parallel to pg_cancel_backend, it'd be nice to allow the user to just
outright kill a backend that they own (politely, with a SIGTERM),
aborting any transactions
On Fri, Mar 16, 2012 at 4:42 PM, Daniel Farina dan...@heroku.com wrote:
Hmm. Well, here's a patch that implements exactly that, I think,
That version had some screws loose due to some editor snafus.
Hopefully all better.
--
fdr
On Fri, Mar 16, 2012 at 11:29 PM, Jeff Davis pg...@j-davis.com wrote:
There is a lot of difference between those two. In particular, it looks
like the problem you are seeing is coming from the background writer,
which is not running during initdb.
The difference that comes to mind is that the
[used followup EACH-foreign-key.v4b.patch.bz2 for review]
On Wed, Mar 14, 2012 at 07:03:08PM +0100, Marco Nenciarini wrote:
please find attached v4 of the EACH Foreign Key patch (formerly known
also as Foreign Key Array).
On Fri, Feb 24, 2012 at 09:01:35PM -0500, Noah Misch wrote:
We can
On Fri, Mar 16, 2012 at 3:16 PM, Tom Lane t...@sss.pgh.pa.us wrote:
So I now propose reverting the earlier two patches (but not their
regression test cases of course) and instead hacking MergeAppend plan
building as per (2).
As a wise man once said, This is tricky stuff. I feel a better that
I
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