On Sun, 2008-10-05 at 14:51 -0400, Alvaro Herrera wrote:
Simon Riggs wrote:
OK, spent long time testing various batching scenarios for this using a
custom test harness to simulate various spreads of xids in transaction
trees. All looks fine now.
I had a look and was mostly rephrasing
Tom Lane wrote:
I don't believe for a moment that EDB, or anyone else competent enough
to put in a private fork definition, can't manage to add it to enum
ForkNumber. They'd probably be well advised to operate with a private
setting of catversion anyway, which would ensure that installations
Heikki Linnakangas wrote:
Tom Lane wrote:
I don't believe for a moment that EDB, or anyone else competent enough
to put in a private fork definition, can't manage to add it to enum
ForkNumber. They'd probably be well advised to operate with a private
setting of catversion anyway, which would
The latest version of SE-PostgreSQL patches are here:
[1/5]
http://sepgsql.googlecode.com/files/sepostgresql-sepgsql-8.4devel-3-r1081.patch
[2/5]
http://sepgsql.googlecode.com/files/sepostgresql-pg_dump-8.4devel-3-r1081.patch
[3/5]
When I build pgsql via perl after run the command line env of VS2005,
there are lots of following error:
e:\learn\db_research\postgresql\source\postgresql-8.3.3\src\include\port
.h(83): error C2146: syntax error : missing ')' before identifier 'hProcess'
Magnus Hagander [EMAIL PROTECTED] writes:
Heikki Linnakangas wrote:
If we go with the .fsm extension, we'll get 12345.fsm.1 when the FSM
grows large enough to be segmented. Does anyone have a problem with a
filename with two dots? Shouldn't be a problem, I guess.
We could also just do
Greg Stark [EMAIL PROTECTED] writes:
On the other hand if they do have a problem with multiple periods they
won't find out until they have a pretty big database already and are
kind of stuck. And our regression tests won't test it at all.
Yeah. +1 for the _fsm approach, just in case.
Thanks Magnus,
I've installed vs2005 standard edition.
Do you mean the include order of Platform SDK possibly influenced the build
result?
2008/10/6 Magnus Hagander [EMAIL PROTECTED]
Are you building with MS VS2005 Express? If so, it sounds like you have
not managed to install the Platform
Are you building with MS VS2005 Express? If so, it sounds like you have
not managed to install the Platform SDK properly.
//Magnus
iihero wrote:
When I build pgsql via perl after run the command line env of VS2005,
there are lots of following error:
Gregory Stark wrote:
Magnus Hagander [EMAIL PROTECTED] writes:
Heikki Linnakangas wrote:
If we go with the .fsm extension, we'll get 12345.fsm.1 when the FSM
grows large enough to be segmented. Does anyone have a problem with a
filename with two dots? Shouldn't be a problem, I guess.
We
Guillaume Lelarge wrote:
db1=# alter table t1 set tablespace ts1;
ALTER TABLE
/opt/postgresql-8.3/data/base/74472/74475
db1=# \! ls -l /home/guillaume/ts1/74472/74475
-rw--- 1 guillaume guillaume 8192 Oct 6 11:00
/home/guillaume/ts1/74472/74475
My table moved to my own tablespace.
db1=#
Heikki Linnakangas [EMAIL PROTECTED] writes:
The trivial fix is to just force a checkpoint in ALTER TABLE SET
TABLESPACE. Can we do better than that? Perhaps only force a checkpoint
when we find that the file already exists.
If ALTER TABLE SET TABLESPACE is assuming that it can always use
Magnus Hagander [EMAIL PROTECTED] writes:
Do you mean the include order of Platform SDK possibly influenced the
build result?
it could be. At first look ISTM that the error comes from not finding
the definition of HANDLE, which is certainly very central to the
Platform SDK.
You should be
Hi,
I just found a weird behaviour with this statement. Here is a complete
log of my session with a 8.3(.4) server:
[EMAIL PROTECTED] mkdir /home/guillaume/ts1
[EMAIL PROTECTED] createdb db1
[EMAIL PROTECTED] LANG=C psql db1
Welcome to psql 8.3.4, the PostgreSQL interactive terminal.
Type:
On Mon, Oct 6, 2008 at 11:32 AM, Heikki Linnakangas
[EMAIL PROTECTED] wrote:
FWIW, with the defaults of 8k block size and 1GB segments, the table needs
to be over 4TB in size until the FSM file needs to be segmented.
Hm, so on the one hand people will just have 12345.1, 12345.2, ... and
Tom Lane a écrit :
Heikki Linnakangas [EMAIL PROTECTED] writes:
The trivial fix is to just force a checkpoint in ALTER TABLE SET
TABLESPACE. Can we do better than that? Perhaps only force a checkpoint
when we find that the file already exists.
If ALTER TABLE SET TABLESPACE is assuming
it could be. At first look ISTM that the error comes from not finding
the definition of HANDLE, which is certainly very central to the
Platform SDK.
//Magnus
iihero wrote:
Thanks Magnus,
I've installed vs2005 standard edition.
Do you mean the include order of Platform SDK possibly
Guillaume Lelarge wrote:
Tom Lane a écrit :
Heikki Linnakangas [EMAIL PROTECTED] writes:
The trivial fix is to just force a checkpoint in ALTER TABLE SET
TABLESPACE. Can we do better than that? Perhaps only force a checkpoint
when we find that the file already exists.
If ALTER TABLE SET
Heikki Linnakangas [EMAIL PROTECTED] writes:
Yeah, seems like we need to allocate a new relfilenode in the new
tablespace.
I looked into tablecmds.c and verified that ATExecSetTableSpace doesn't
worry about selecting a new relfilenode. I'm also noticing a number of
permissions-type checks
Greg Smith wrote:
On Thu, 25 Sep 2008, Simon Riggs wrote:
So it would be useful to have a column that meant if I run the RESET
command it would return me to this value.
Patch v3 attached that exposes boot_val and reset_val. The docs for the
latter link to the RESET command page for
I noticed this perfectly valid query doesn't work in CVS HEAD:
regression=# with q(x) as (select 1) select * from q where 1 in (select q.x);
ERROR: could not find CTE q
The failure occurs while markTargetListOrigin is trying to process the
select q.x sub-select's targetlist: it correctly finds
Dears,
I need monitor a postgres database, but I don't know which
tool to use.
The tool need perform the below actions
1. show transactions pendents
2. show the statistics per session actives
3. show the statistics per database
4. show metrics
Currently, pg_settings.enumvals presents a list of strings formatted in
an ad-hoc manner. Shouldn't we be presenting this as text[], so that
clients don't need special-purpose code to break it apart?
Another possible argument is that the values ought to be separated by
newlines instead of , ,
Tom Lane wrote:
Currently, pg_settings.enumvals presents a list of strings formatted in
an ad-hoc manner. Shouldn't we be presenting this as text[], so that
clients don't need special-purpose code to break it apart?
Another possible argument is that the values ought to be separated by
Magnus Hagander [EMAIL PROTECTED] writes:
Agreed, it can certainly be bettered. text[] seems to be the cleanest,
but then we still have the issue with wide output in psql, no? But
should we really design the view around the single use-case of psql? You
can still just omit that column from the
Tom Lane wrote:
Magnus Hagander [EMAIL PROTECTED] writes:
Agreed, it can certainly be bettered. text[] seems to be the cleanest,
but then we still have the issue with wide output in psql, no? But
should we really design the view around the single use-case of psql? You
can still just omit
Alvaro Herrera wrote:
Tom Lane wrote:
Magnus Hagander [EMAIL PROTECTED] writes:
Agreed, it can certainly be bettered. text[] seems to be the cleanest,
but then we still have the issue with wide output in psql, no? But
should we really design the view around the single use-case of psql? You
Magnus Hagander wrote:
Alvaro Herrera wrote:
Let's have it as text[] and have psql apply array_to_string() over it.
Eh, how can psql do this? You access the view with a simple SELECT *
FROM pg_settings, no?
Hmm, I was thinking in some \-command ...
--
Alvaro Herrera
Kellyton Campos Feitosa - GYN wrote:
Dears,
I need monitor a postgres database, but I don’t know which tool to use.
The tool need perform the below actions
1. show transactions pendents
2. show the statistics per session actives
3. show the statistics per database
4. show metrics
I mentioned the other day that ruleutils.c fails for cases like this:
explain select * from (select x from (values(1,2),(3,4)) as x(c1,c2) offset 0)
ss where (x).c2 0;
ERROR: record type has not been registered
The problem is that the rewriter/planner expands the intermediate
sub-select's
--
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To make changes to your subscription:
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On Mon, 6 Oct 2008, Magnus Hagander wrote:
Alvaro Herrera wrote:
Let's have it as text[] and have psql apply array_to_string() over it.
Eh, how can psql do this? You access the view with a simple SELECT *
FROM pg_settings, no?
The pg_settings view is a thin wrapper over what comes out of
On Oct 5, 2008, at 8:50 PM, Greg Smith wrote:
Patch v3 attached that exposes boot_val and reset_val. The docs
for the latter link to the RESET command page for details.
nitpickIs it really that important that we save 2 characters on
each field name?/nitpick
--
Decibel!, aka Jim C. Nasby,
On Oct 5, 2008, at 1:11 AM, Peter Eisentraut wrote:
I don't think we should overload syntax choices with optimization
hints. We don't really know why or how people will be using this
syntax, and labeling it from the start as will have unusual
performance behavior isn't a good sell.
As a
On Oct 2, 2008, at 10:32 AM, Robert Treat wrote:
select pg_relation_size(tablename) from pg_tables;
since pg_tables is presented as a more user-friendly option to
something like
pg_class this might be something more widely used, plus we don't
have the
easy way out of just telling them to
On Oct 1, 2008, at 12:12 AM, Gurjeet Singh wrote:
On Wed, Oct 1, 2008 at 9:39 AM, Tom Lane [EMAIL PROTECTED] wrote:
Gurjeet Singh [EMAIL PROTECTED] writes:
On Wed, Oct 1, 2008 at 3:07 AM, Decibel! [EMAIL PROTECTED]
wrote:
ERROR: aggregates not allowed in WHERE clause
No, the real issue
On Sep 29, 2008, at 6:16 AM, [EMAIL PROTECTED] wrote:
The hstore module, as I said,
looks really cool, I've contemplated something like it. I have a
module
provides a set of accessors for an XML text column that works
similarly,
but it parses the XML on each access and the application has to
On Sep 21, 2008, at 4:18 AM, Simon Riggs wrote:
On Sun, 2008-09-21 at 04:38 +0400, Dmitry Koterov wrote:
Is it possible to create a foreign key constraint for ALL elements of
an array field?
CREATE TABLE a(id INTEGER);
CREATE TABLE b(id INTEGER, a_ids INTEGER[]);
Field b.a_ids contains a
Tom Lane wrote:
Heikki Linnakangas [EMAIL PROTECTED] writes:
Yeah, seems like we need to allocate a new relfilenode in the new
tablespace.
I looked into tablecmds.c and verified that ATExecSetTableSpace doesn't
worry about selecting a new relfilenode. I'm also noticing a number of
Agreed. It's already horrible that we suggest people use OFFSET 0, only
because we don't want to define formal optimizer hints (and that's *exactly*
what OFFSET 0 is).
Yes, especially since TFM says:
OFFSET 0 is the same as omitting the OFFSET clause.
Unless I'm looking at the wrong part of
Hey folks,
I would like to learn more about execution path for a simple query,
that is going to be changed by a rule. I want to find out, why output
of 'affected rows' isn't always altered properly in rules rewriting
inserts and updates.
Can someone give me simple guide on where should I
Hi,
I had the same problem as John with could not open relation
1663/16384/16584: No such file or directory in a specific combination
of transactions with temp tables
(http://archives.postgresql.org/pgsql-hackers/2008-02/msg01260.php). As
Heikki mentioned
http://pastebin.com/d39eb7643
never had problems on mac os x with head, for last 4 years or so.
PGP.sig
Description: This is a digitally signed message part
Simon Riggs [EMAIL PROTECTED] writes:
It seems possible to change some DDL commands/subcommands to use a
ShareLock rather than an AccessExclusiveLock. Enclosed patch implements
this reduction for CREATE TRIGGER, CREATE RULE and ALTER TABLE.
What happens when two transactions try to do one of
Greg Smith [EMAIL PROTECTED] writes:
When I was looking at this code for the first time recently I thought the
same thing Tom did here--that this was kind of odd and it should give a
text array back instead. I would even volunteer to take a stab at writing
that change myself just to get
[ back to the when-to-inline-WITHs discussion ]
Gregory Stark [EMAIL PROTECTED] writes:
Tom Lane wrote:
Any thoughts on what to do? One possibility is to flatten only
if the subquery doesn't contain any volatile functions.
I think we should always inline the view if there's a single call
If the planner chooses to do this as a nestloop with table2 on the
inside, then expensive_function() can get evaluated multiple times on
the same row of table2. We really don't make very many guarantees about
what will happen with functions inside inlined views, even with offset
0 as an
On Mon, 6 Oct 2008, Tom Lane wrote:
Fine with me, but let's be sure this doesn't slide off the radar screen.
If we forget about it and release 8.4 with the current definition of the
column, it'll be too late to change it.
Agreed and understood. I hope to have some basic postgresql.conf
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