Hello,
I recently started using PostgresDAC 9.0 and had no trouble getting things
to work until I started to try to find out if it is possible to store (and
load) images in the Postgresql db from Delphi 7. I read about it and in my
opinion it is the best option to use a Bytea field.
Now I am
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Hello
I am trying to move a postgres cluster with 90 databases and around
140GB of data between two servers (8.3.12 - 8.3.15).
I am using 'pg_dumpall | psql' in the process and everything works ok
until our pg_xlog partition gets full.
According to
Hello,
Thank you for the suggestion, seems the way to go. I have implemented this
using both variable descriptor and prepared statement (execquery) in my program
and it works nicely, except in one specific situation.
What I didn't mention previously is that we are sometimes using 2
On Wed, May 25, 2011 at 01:30:35PM +0200, Rafael Martinez wrote:
I am using 'pg_dumpall | psql' in the process and everything works ok
until our pg_xlog partition gets full.
According to the documentation [1] we can expect a maximum of
(3 * checkpoint_segments + 1 segment files) WAL files in
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On 05/25/2011 02:08 PM, Andrew Sullivan wrote:
On Wed, May 25, 2011 at 01:30:35PM +0200, Rafael Martinez wrote:
Thanks for your answer.
According to the documentation [1] we can expect a maximum of
(3 * checkpoint_segments + 1 segment files) WAL
On Wed, May 25, 2011 at 1:08 PM, Andrew Sullivan a...@crankycanuck.ca wrote:
Note that unneeded. Obviously, you need more than that, probably
because you're restoring the database in one transaction (so none of
the files can be flushed).
That's the way SQLServer and Oracle work, but not
On Wed, May 25, 2011 at 6:37 AM, Simon Riggs si...@2ndquadrant.com wrote:
On Wed, May 25, 2011 at 1:08 PM, Andrew Sullivan a...@crankycanuck.ca wrote:
Note that unneeded. Obviously, you need more than that, probably
because you're restoring the database in one transaction (so none of
the
On Wed, May 25, 2011 at 01:37:47PM +0100, Simon Riggs wrote:
That's the way SQLServer and Oracle work, but not PostgreSQL. We can
clear down WAL files even during a long running transaction.
For us, unneeded means prior to the second-to-last checkpoint record.
Well, they're obviously not
On Wed, May 25, 2011 at 6:47 AM, Andrew Sullivan a...@crankycanuck.ca wrote:
On Wed, May 25, 2011 at 01:37:47PM +0100, Simon Riggs wrote:
That's the way SQLServer and Oracle work, but not PostgreSQL. We can
clear down WAL files even during a long running transaction.
For us, unneeded means
These are the relevant parameters we have changed in postgresql.conf:
archive_mode | off
checkpoint_segments | 128
default_statistics_target | 100
maintenance_work_mem | 512MB
max_fsm_pages | 80
max_fsm_relations | 8000
shared_buffers
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On 05/25/2011 02:55 PM, Craig Ringer wrote:
These are the relevant parameters we have changed in postgresql.conf:
archive_mode | off
checkpoint_segments | 128
default_statistics_target | 100
maintenance_work_mem |
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On 05/25/2011 02:47 PM, Andrew Sullivan wrote:
On Wed, May 25, 2011 at 01:37:47PM +0100, Simon Riggs wrote:
That's the way SQLServer and Oracle work, but not PostgreSQL. We can
clear down WAL files even during a long running transaction.
For us,
It may be as simple as making sure that:
bytea_output = escape
is present in postgresql.conf
9.0 changed the default to hex
No idea on the Table/Query aspect but at least in JDBC query parameters are
generic (i.e., ?) and you tell the API what type of value is being sent -
letting the API do
I'm running 9.0.3, and recently started getting temp files being created. This
is a problem because it's making a bunch of dirty buffers that have to be
flushed to disk and my poor little disk isn't up to the task. I'm not sure why
though, because this is the explain verbose for the queries
Leif Jensen wrote:
Is it really not possible to use 2 separate connection within 1 thread
at the same time ? or is it an error in the ecpg library ?
It should be entirely possible to run multiple connections in a single
thread as long as you manage the 'AT connName' clauses properly.
Though,
I need to calculate the long/lat values between a line demarcated by two
long/lat points.
The points will be very close, but there is the 180 degree problem to
consider, so a simple average won't work.
Does anyone know of a function or have a formula that will work using geo
long/lat
On Wed, May 25, 2011 at 9:47 AM, Carlo Stonebanks
stonec.regis...@sympatico.ca wrote:
I need to calculate the long/lat values between a line demarcated by two
long/lat points.
The points will be very close, but there is the 180 degree problem to
consider, so a simple average won’t work.
I'm relatively new to postgres. I've got a Visual Basic (VB)
application that i would like to connect to a Postgres database using
ODBC . Both the VB application and postgres are on my laptop and both
work beautifully independent of each other. Trouble is, I have a
windows 7 64bit OS and
Hello fellow PostgreSQL-users,
I run a Drupal 7 (+Facebook app) website
with a multiplayer flash game and use
postgresql-server-8.4.8-1PGDG.rhel5 +
CentOS 5.6 64 bit on a Quad-Core/4GB machine.
I generally like using PostgreSQL eventhough
I'm not an experienced DB-user, but in the recent
weeks
On 05/25/2011 03:01 AM, John R Pierce wrote:
On 05/24/11 5:50 PM, Andrej wrote:
Add more RAM? Look at tunables for other processes on
the machine? At the end of the day making the kernel shoot
anything out of despair shouldn't be the done thing.
somehow, 'real' unix has neither a OOMkiller
On 25 May 2011 18:58, Alexander Farber alexander.far...@gmail.com wrote:
Hello fellow PostgreSQL-users,
I run a Drupal 7 (+Facebook app) website
with a multiplayer flash game and use
postgresql-server-8.4.8-1PGDG.rhel5 +
CentOS 5.6 64 bit on a Quad-Core/4GB machine.
I generally like using
Hello fellow PostgreSQL-users,
I run a Drupal 7 (+Facebook app) website
with a multiplayer flash game and use
postgresql-server-8.4.8-1PGDG.rhel5 +
CentOS 5.6 64 bit on a Quad-Core/4GB machine.
I generally like using PostgreSQL eventhough
I'm not an experienced DB-user, but in the recent
On May 25, 2011, at 9:31 AM, Ben Chobot wrote:
I'm running 9.0.3, and recently started getting temp files being created.
This is a problem because it's making a bunch of dirty buffers that have to
be flushed to disk and my poor little disk isn't up to the task. I'm not sure
why though,
On 05/25/2011 10:58 AM, Alexander Farber wrote:
Hello fellow PostgreSQL-users,
I run a Drupal 7 (+Facebook app) website
with a multiplayer flash game and use
postgresql-server-8.4.8-1PGDG.rhel5 +
CentOS 5.6 64 bit on a Quad-Core/4GB machine.
I generally like using PostgreSQL eventhough
I'm not
Dear all -
I would like to know if any one has migrated database from MS
access to Postgres . We use postgres 9.0.2 on solaris . Are there any open
source tools that you have used to do this task. Can you please share your
experiences ?
Regards
Thank you for your replies,
I've reverted httpd.conf to
StartServers 8
MinSpareServers5
MaxSpareServers 20
ServerLimit 256
MaxClients 256
and have changed postgresql.conf to:
shared_buffers = 512MB
# for Apache + my game daemon + cron jobs
max_connections
# sysctl kernel.shmmax
kernel.shmmax = 68719476736
# sysctl kernel.shmall
kernel.shmall = 4294967296
On Wed, May 25, 2011 at 9:54 PM, Alexander Farber
alexander.far...@gmail.com wrote:
shared_buffers = 512MB
Do you think I need to reconfigure CentOS 5.6
for the bigger shared memory too or
Adrian Schreyer ams...@cam.ac.uk writes:
I am trying to backup a single schema only, without any other database
objects such as extensions. pg_dump however always includes
extensions, even with the --schema=schema option specified (see below
for example). Is there a workaround for this?
I've
On 05/25/11 12:42 PM, akp geek wrote:
Dear all -
I would like to know if any one has migrated database from
MS access to Postgres . We use postgres 9.0.2 on solaris . Are there
any open source tools that you have used to do this task. Can you
please share your experiences ?
how
It's 10 tables. that's all. No reports. I will follow your suggestion.
Thanks for the help
On Wed, May 25, 2011 at 4:25 PM, John R Pierce pie...@hogranch.com wrote:
On 05/25/11 12:42 PM, akp geek wrote:
Dear all -
I would like to know if any one has migrated database from MS
Dne 25.5.2011 21:54, Alexander Farber napsal(a):
Thank you for your replies,
I've reverted httpd.conf to
StartServers 8
MinSpareServers5
MaxSpareServers 20
ServerLimit 256
MaxClients 256
and have changed postgresql.conf to:
shared_buffers = 512MB
On Wed, May 25, 2011 at 2:14 PM, Ben Chobot be...@silentmedia.com wrote:
On May 25, 2011, at 9:31 AM, Ben Chobot wrote:
I'm running 9.0.3, and recently started getting temp files being created.
This is a problem because it's making a bunch of dirty buffers that have to
be flushed to disk
On May 25, 2011, at 2:57 PM, Merlin Moncure wrote:
On Wed, May 25, 2011 at 2:14 PM, Ben Chobot be...@silentmedia.com wrote:
On May 25, 2011, at 9:31 AM, Ben Chobot wrote:
I'm running 9.0.3, and recently started getting temp files being created.
This is a problem because it's making a bunch
On Wed, 2011-05-04 at 00:17 -0400, Tian Luo wrote:
So, nbytes should always be multiples of XLOG_BLCKSZ, which in the
default case, is 8192.
My question is, if it always writes full pages no matter
full_page_writes is on or off, what is the difference?
Most I/O systems and filesystems can
Hi.
You could try /Access to PostgreSQL /from Bullzip.com. I liked the dump
file that this creates. Small neat and it is free!
Tommy.
It's 10 tables. that's all. No reports. I will follow your
suggestion. Thanks for the help
On Wed, May 25, 2011 at 4:25 PM, John R Pierce
So, what are the gotcha's around manipulating Arrays in stored procs?
It seems reasonable that an array_cat /etc would cause the creation of a new
array, but does mutating an existing array also create a copy?
On Wed, May 25, 2011 at 9:17 PM, bubba postgres
bubba.postg...@gmail.com wrote:
So, what are the gotcha's around manipulating Arrays in stored procs?
It seems reasonable that an array_cat /etc would cause the creation of a new
array, but does mutating an existing array also create a copy?
On 05/25/2011 09:49 PM, Geoffrey Becker wrote:
When I try to connect, all I get is a Server does not exist or access
is denied error. I've tried configuring ODBC using odbcad32.exe as it
seems that is necessary on a 64 bit OS, but I'm not sure if that even
the right way to go.
*which*
On Wed, May 25, 2011 at 6:44 PM, Ben Chobot be...@silentmedia.com wrote:
On May 25, 2011, at 2:57 PM, Merlin Moncure wrote:
On Wed, May 25, 2011 at 2:14 PM, Ben Chobot be...@silentmedia.com wrote:
On May 25, 2011, at 9:31 AM, Ben Chobot wrote:
I'm running 9.0.3, and recently started getting
On 05/26/2011 02:53 AM, t...@fuzzy.cz wrote:
Decrease the max_connections, use connection pooling if possible (e.g.
pgbouncer). Each connection represents a separate postgres process, so you
may get up to 512 processes. And that many active processes kills the
performance.
... and this is why
There might be a very cheap and simple way to help reduce the number of
people running into problems because they set massive max_connections
values that their server cannot cope with instead of using pooling.
In the default postgresql.conf, change:
max_connections = 100 #
On Wed, May 25, 2011 at 2:40 PM, Thom Brown t...@linux.com wrote:
On 25 May 2011 18:58, Alexander Farber alexander.far...@gmail.com wrote:
Hello fellow PostgreSQL-users,
I run a Drupal 7 (+Facebook app) website
with a multiplayer flash game and use
postgresql-server-8.4.8-1PGDG.rhel5 +
On Wed, May 25, 2011 at 10:58 PM, Craig Ringer
cr...@postnewspapers.com.au wrote:
There might be a very cheap and simple way to help reduce the number of
people running into problems because they set massive max_connections values
that their server cannot cope with instead of using pooling.
On May 25, 2011, at 7:36 PM, Merlin Moncure wrote:
On Wed, May 25, 2011 at 6:44 PM, Ben Chobot be...@silentmedia.com wrote:
Well, the query itself was calling a plpgsql function, and the function
itself was doing:
DECLARE
row formatted_replication_queue%ROWTYPE;
BEGIN
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On Wed, May 25, 2011 at 12:47 PM, Carlo Stonebanks
stonec.regis...@sympatico.ca wrote:
I need to calculate the long/lat values between a line demarcated by two
long/lat points.
The points will be very close, but there is the 180 degree problem to
consider, so a simple average won’t work.
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