Re: [GENERAL] FreeBSD 7 needing to allocate lots of shared memory

2008-11-17 Thread Christiaan Willemsen
I still would like to allocate a bit more than 1 Gb of shared_memory on FreeBSD. So if anyone has any pointers what settings I do need to make, please let me know. Kind regards, Christiaan Willemsen Christiaan Willemsen wrote: Yes, it is a 64 bit machine, I'm sure of that: file ../bin/post

[GENERAL] Problem with pg_restore into new database

2008-11-17 Thread Mr. John
Hi. I use latest version of Postgre in windows XP I try to restore a database from .tar backup,into a new database.Using EMS Manager it works fine,my database is creating and restoring succesfully. My application creates a .bat file and run it,restore is unsuccesfully but file is : @echo off

Re: [GENERAL] Problem with pg_restore into new database

2008-11-17 Thread Richard Huxton
Mr. John wrote: > but on the server is no database called _struct_fis_ > err_resto.txt file contents only "0". > > If I add -d > @echo off > "pg_restore.exe" -h 192.168.1.1 -p 5432 -U postgres -d "_struct_fis_" -C -v > "stru.tar" 2>>log_resto.txt > echo %errorlevel% >err_resto.txt > >

Re: [GENERAL] aggregates and case statements

2008-11-17 Thread Richard Huxton
Garry Saddington wrote: > Is there a way to make the following statement return the total of all > effort. At the moment it gives a list of sum vs case. > > > select sum(effort), > CASE WHEN effortandattainment.effort=5 THEN -3 > WHEN effortandattainment.effort=4 THEN -2 > WHEN effortandattainm

Re: [GENERAL] Problem with pg_restore into new database

2008-11-17 Thread Mr. John
tanks for reply. Why should I connect to a existing database to restore another one ? from documentation,pg_restore seems to can do this : http://www.postgresql.org/docs/8.0/interactive/app-pgrestore.html -C --create Create the database before restoring into it. (When this option is use

Re: [GENERAL] disable/enable trigger and transaction

2008-11-17 Thread Grzegorz Jaśkiewicz
On Sun, Nov 16, 2008 at 12:39 PM, Peter Billen <[EMAIL PROTECTED]> wrote: > Hi all, > > Is the instruction 'ALTER TABLE x ENABLE/DISABLE TRIGGER y' part of the > current transaction? That is, say that there are two ongoing transactions, > T1 and T2. Is the trigger y still enabled in transaction T2

Re: [GENERAL] Problem with pg_restore into new database

2008-11-17 Thread Richard Huxton
Mr. John wrote: > tanks for reply. > > Why should I connect to a existing database to restore another one ? How do you issue a "CREATE DATABASE" command without being connected to something? > from documentation,pg_restore seems to can do this : > http://www.postgresql.org/docs/8.0/interactive/a

Re: [GENERAL] FreeBSD 7 needing to allocate lots of shared memory

2008-11-17 Thread Isak Hansen
On Mon, Nov 17, 2008 at 12:03 PM, Isak Hansen <[EMAIL PROTECTED]> wrote: > On Mon, Nov 17, 2008 at 9:51 AM, Christiaan Willemsen > <[EMAIL PROTECTED]> wrote: >> I still would like to allocate a bit more than 1 Gb of shared_memory on >> FreeBSD. So if anyone has any pointers what settings I do need

Re: [GENERAL] FreeBSD 7 needing to allocate lots of shared memory

2008-11-17 Thread Christiaan Willemsen
Yes, I did ;) Isak Hansen wrote: On Mon, Nov 17, 2008 at 12:03 PM, Isak Hansen <[EMAIL PROTECTED]> wrote: On Mon, Nov 17, 2008 at 9:51 AM, Christiaan Willemsen <[EMAIL PROTECTED]> wrote: I still would like to allocate a bit more than 1 Gb of shared_memory on FreeBSD. So if anyone has a

Re: [GENERAL] Problem with pg_restore into new database

2008-11-17 Thread Mr. John
thanks for answer Richard I'm new with Postgre,my version is 8.3 I read pg_restore documentation and what I understood is that using pg_restore.exe with -C will create the database named in backup archive or specified with -d How exactly do I have to run pg_restore to create my database and t

Re: [GENERAL] FreeBSD 7 needing to allocate lots of shared memory

2008-11-17 Thread Isak Hansen
On Mon, Nov 17, 2008 at 9:51 AM, Christiaan Willemsen <[EMAIL PROTECTED]> wrote: > I still would like to allocate a bit more than 1 Gb of shared_memory on > FreeBSD. So if anyone has any pointers what settings I do need to make, > please let me know. > Did you already try changing shmall as Martij

Re: [GENERAL] Problem with pg_restore into new database

2008-11-17 Thread Raymond O'Donnell
On 17/11/2008 11:26, Mr. John wrote: > I read pg_restore documentation and what I understood is that using > pg_restore.exe with -C will create the database named in backup archive > or specified with -d You have to connect to *some* database, as Postgres doesn't have the concept of just connec

[GENERAL] How to reduce impact of a query.

2008-11-17 Thread Howard Cole
Hi, I am running multiple 8.2 databases on a not-so-powerful W2K3 server - and it runs great - for the majority of time. However I have some monster tsearch queries which take a lot of processing and hog system resources - especially disk. I am not concerned with the amount of time or speed

Re: [GENERAL] Problem with pg_restore into new database

2008-11-17 Thread Mr. John
Thanks Raymond "pg_restore.exe" -h 192.168.1.1 -p 5432 -U postgres -d "postgres" -C "stru.tar" 2>>log_resto.txt echo %errorlevel% >err_resto.txt created and restored my database with the name saved in backup Thanks a lot. From: Raymond O'Donnell <[EMAIL

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Isak Hansen
On Mon, Nov 17, 2008 at 1:15 PM, Howard Cole <[EMAIL PROTECTED]> wrote: > Hi, > > I am running multiple 8.2 databases on a not-so-powerful W2K3 server - and > it runs great - for the majority of time. However I have some monster > tsearch queries which take a lot of processing and hog system resour

Re: [GENERAL] FreeBSD 7 needing to allocate lots of shared memory

2008-11-17 Thread Isak Hansen
On Mon, Nov 17, 2008 at 12:11 PM, Christiaan Willemsen <[EMAIL PROTECTED]> wrote: > Yes, I did ;) > Still the same error, i.e. unable to allocate shared memory? What does "sysctl -a | grep shm" say? Isak -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to y

Re: [GENERAL] FreeBSD 7 needing to allocate lots of shared memory

2008-11-17 Thread Christiaan Willemsen
#sysctl -a | grep shm kern.ipc.shm_allow_removed: 0 kern.ipc.shm_use_phys: 1 kern.ipc.shmall: 68719476736 kern.ipc.shmseg: 128 kern.ipc.shmmni: 192 kern.ipc.shmmin: 1 kern.ipc.shmmax: 68719476736 Isak Hansen wrote: On Mon, Nov 17, 2008 at 12:11 PM, Christiaan Willemsen <[EMAIL PROTECTED]> wrote:

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Teodor Sigaev
The machine in question is a 1GB Ram, AMD 64 with Raid 1 Sata disks. Non standard parts of my postgresql.conf are as follows: max_connections=100 shared_buffers=128MB work_mem=4MB maintenance_work_mem=256MB max_fsm_pages=204800 max_fsm_relations=1500 Any tips appreciated. Pls, show 1) effectiv

Re: [GENERAL] aggregates and case statements

2008-11-17 Thread Richard Huxton
[EMAIL PROTECTED] wrote: > Quoting Richard Huxton <[EMAIL PROTECTED]>: >> But I'm guessing that's not what you mean. Can you show what output >> you'd like to have? > > effort sum > 1 245 > 2 463 > etc. > > Each value for effort has a different statistical meaning as in the case > state

List Ettiquette (perhaps Off Topic by now) was: Re: [GENERAL] Database access over the Internet...

2008-11-17 Thread charlie derr
Steve Atkins wrote: On Nov 16, 2008, at 2:41 AM, Michelle Konzack wrote: Am 2008-11-15 09:53:15, schrieb Scott Marlowe: What's mess up is that the solution given the user DOES work. She just refuses to try it, because she assumes that the mailing list server doesn't see the exact same CC lis

[GENERAL] ERROR

2008-11-17 Thread Gustavo Rosso
I create a db wiht user postgres, but other users can't no create tables, and I give all privileges. (banco is my db) grant all on database banco to public; grant create on database banco to public; This is the error: *ERROR: must be owner of relation (table)* Help me!!! -- Sent via pgsql-ge

Re: List Ettiquette (perhaps Off Topic by now) was: Re: [GENERAL] Database access over the Internet...

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 6:46 AM, charlie derr <[EMAIL PROTECTED]> wrote: > Steve Atkins wrote: >> >> On Nov 16, 2008, at 2:41 AM, Michelle Konzack wrote: >> >>> Am 2008-11-15 09:53:15, schrieb Scott Marlowe: What's mess up is that the solution given the user DOES work. She just refu

Res: Res: [GENERAL] Archive files growth!!!

2008-11-17 Thread paulo matadr
result for your query "cliente_fone" 341130 3345 26760k De: Craig Ringer <[EMAIL PROTECTED]> Para: paulo matadr <[EMAIL PROTECTED]> Cc: GENERAL Enviadas: Sábado, 15 de Novembro de 2008 5:53:12 Assunto: Re: Res: [GENERAL] Archive files growth!!! paulo matadr wro

Re: [GENERAL] ERROR

2008-11-17 Thread Gustavo Rosso
Serge: OS linux, my distro is debian I don't changes in the configuration Instalation: Download tar file unzip cd /pghead ./configure make su make install adduser postgres mkdir /usr/local/pgsql/data chown postgres /usr/local/pgsql/data su postgres /usr/local/pgsql/bin/initdb -D /usr/local

Re: [GENERAL] ERROR

2008-11-17 Thread Lennin Caro
> From: Gustavo Rosso <[EMAIL PROTECTED]> > Subject: [GENERAL] ERROR > To: pgsql-general@postgresql.org > Date: Monday, November 17, 2008, 3:08 PM > I create a db wiht user postgres, but other users can't > no create tables, and I give all privileges. > > (banco is my db) > > grant all on databas

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Howard Cole
Teodor Sigaev wrote: The machine in question is a 1GB Ram, AMD 64 with Raid 1 Sata disks. Non standard parts of my postgresql.conf are as follows: max_connections=100 shared_buffers=128MB work_mem=4MB maintenance_work_mem=256MB max_fsm_pages=204800 max_fsm_relations=1500 Any tips appreciated.

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 8:17 AM, Howard Cole <[EMAIL PROTECTED]> wrote: > Teodor Sigaev wrote: >>> >>> The machine in question is a 1GB Ram, AMD 64 with Raid 1 Sata disks. Non Your entire disk io subsystem is a pair of hard drives. I'm assuming software RAID. > The time that this query takes is

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Howard Cole
Scott Marlowe wrote: Your entire disk io subsystem is a pair of hard drives. I'm assuming software RAID. Correct. The time that this query takes is not the issue, rather it is the impact that it has on the server - effectively killing it for the 40 seconds due to the heavy disk access.

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 8:42 AM, Howard Cole <[EMAIL PROTECTED]> wrote: > Scott Marlowe wrote: >> >> Your entire disk io subsystem is a pair of hard drives. I'm assuming >> software RAID. > > Correct. >>> >>> The time that this query takes is not the issue, rather it is the impact >>> that it has

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Howard Cole
Scott Marlowe wrote: The problem is most likely you're I/O bound. If one query is hitting a table it can pull in data (sequentially) at 40 to 80 megabytes per second. Since most of your queries are small, they don't run into each other a lot, so to speak. As soon as your big reporting query hit

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 9:36 AM, Howard Cole <[EMAIL PROTECTED]> wrote: > Scott Marlowe wrote: >> >> The problem is most likely you're I/O bound. If one query is hitting >> a table it can pull in data (sequentially) at 40 to 80 megabytes per >> second. Since most of your queries are small, they d

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Howard Cole
Scott Marlowe wrote: Best of luck on this. Thanks Scott. -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general

[GENERAL] pgsql-general@postgresql.org

2008-11-17 Thread Tomas Lanczos
I am using Postgresql to store all my research related data. At the moment I am just finishing my PhD thesis and I want to cite postgresql correctly but can't find how to do it. Could somebody give me an advice? Many thanks tomas -- Sent via pgsql-general mailing list (pgsql-general@postgresq

[GENERAL] Fwd: Performance Tuning

2008-11-17 Thread John Zhang
Hi the list, I have a performance problem and would like to any input on how to make it perform as desired. In the DB, there are a few tables over 3 million records in postgis. When I do some operation on the tables, e.g. CREATE INDEX, it takes hours without results. I believe there must be someth

[GENERAL] compiling libpq.dll with Borland C++, is it possible?

2008-11-17 Thread Tony Caduto
Hi, I am trying to compile my own copy of libpq.dll using bcc32.exe, the docs say it is possible, but I get a error when it tries to compile dirent.c Has anyone been able to do this? C:\postgresql-8.3.5\src\interfaces\libpq>make -N -DCFG=Release /f bcc32.mak MAKE Version 5.3 Copyright (c) 19

Re: [GENERAL] Fwd: Performance Tuning

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 11:21 AM, John Zhang <[EMAIL PROTECTED]> wrote: > > > Hi the list, > > I have a performance problem and would like to any input on how to make it > perform as desired. In the DB, there are a few tables over 3 million records > in postgis. When I do some operation on the tabl

Re: [GENERAL] pgsql-general@postgresql.org

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 11:09 AM, Tomas Lanczos <[EMAIL PROTECTED]> wrote: > I am using Postgresql to store all my research related data. At the moment I > am just finishing my PhD thesis and I want to cite postgresql correctly but > can't find how to do it. Could somebody give me an advice? You c

Re: [GENERAL] Fwd: Performance Tuning

2008-11-17 Thread Jeff Frost
On Mon, 17 Nov 2008, Scott Marlowe wrote: On Mon, Nov 17, 2008 at 11:21 AM, John Zhang <[EMAIL PROTECTED]> wrote: Hi the list, I have a performance problem and would like to any input on how to make it perform as desired. In the DB, there are a few tables over 3 million records in postgis. W

[GENERAL] In memory Database for postgres

2008-11-17 Thread aravind chandu
Hello,   I guess most of you guys heard about In Memory Database.I have a small question regarding it.I need to create an In Memory Database for postgresql through which I have to perform various operations on postgresql  database(queries,procedures,programs using pqxx API etc...).I

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Andrej Ricnik-Bay
2008/11/18 aravind chandu <[EMAIL PROTECTED]>: > Hello, Hi! > I guess most of you guys heard about In Memory Database.I have > a small question regarding it.I need to create an In Memory Database for > postgresql through which I have to perform various operations on postgresql > data

[GENERAL] Using database to find file doublettes in my computer

2008-11-17 Thread Lothar Behrens
Hi, I have a problem to find as fast as possible files that are double or in other words, identical. Also identifying those files that are not identical. My approach was to use dir /s and an awk script to convert it to a sql script to be imported into a table. That done, I could start issuing que

[GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need help

2008-11-17 Thread Tony Caduto
Hi, Trying to get a libpq.dll that only has SSL deps using these instructions: http://www.postgresql.org/docs/8.3/interactive/install-win32-libpq.html It compiles a bit then dies at: C:\postgresql-8.3.5\src\interfaces\libpq>nmake /f win32.mak Microsoft (R) Program Maintenance Utility Version 9

Re: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need help

2008-11-17 Thread Dann Corbit
> -Original Message- > From: [EMAIL PROTECTED] [mailto:pgsql-general- > [EMAIL PROTECTED] On Behalf Of Tony Caduto > Sent: Monday, November 17, 2008 12:06 PM > To: pgsql-general@postgresql.org > Subject: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need > help > > Hi, > Trying to

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 12:11 PM, aravind chandu <[EMAIL PROTECTED]> wrote: > Hello, > > I guess most of you guys heard about In Memory Database.I have > a small question regarding it.I need to create an In Memory Database for > postgresql through which I have to perform various opera

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Dann Corbit
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of aravind chandu Sent: Monday, November 17, 2008 11:11 AM To: postgresql Forums Subject: [GENERAL] In memory Database for postgres Hello, I guess most of you guys heard about In Memory Database.I have a small question r

Re: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need help

2008-11-17 Thread Tony Caduto
Dann Corbit wrote: How much disk space do you have? I guess that you are running out of space. During the link, watch the available disk space. Hi Dan, Thanks for the reply :-) I actually got it working.Now the only problem is it still has a dependency for MSVCR90.DLL Does anyon

Re: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need help

2008-11-17 Thread Dave Page
On Mon, Nov 17, 2008 at 8:43 PM, Tony Caduto <[EMAIL PROTECTED]> wrote: > Does anyone know if this can be done with mingw so I can eliminate the > MSVCR90.DLL dependency? > I have it installed but that is even more foreign to me than VS :-) (mostly > use borland CodeGear tools) That's the easies

Re: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need help

2008-11-17 Thread Dann Corbit
> -Original Message- > From: Tony Caduto [mailto:[EMAIL PROTECTED] > Sent: Monday, November 17, 2008 12:44 PM > To: Dann Corbit > Cc: pgsql-general@postgresql.org > Subject: Re: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need > help > > Dann Corbit wrote: > > > > > > How much di

Re: [GENERAL] citing postgresql

2008-11-17 Thread Tomas Lanczos
I meant something for use in publications, like it is used for R and almost identically for GRASS: R Development Core Team (2008). R: A language and environment for statistical computing. R Foundation for Statistical Computing, Vienna, Austria. ISBN 3-900051-07-0, URL http://www.R-project

Re: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need help

2008-11-17 Thread Tony Caduto
Dann Corbit wrote: Change from /MD to /MT and it will not use the runtime DLL. Look under: Properties -> Configuration Properties -> C/C++ -> Code Generation -> Runtime Library Hi Dann, I changed that in the win32.mak file and now it gives this error: link.exe @C:\DOCUME~1\20659\L

Re: [GENERAL] Fwd: Performance Tuning

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 11:36 AM, Jeff Frost <[EMAIL PROTECTED]> wrote: > On Mon, 17 Nov 2008, Scott Marlowe wrote: > >> On Mon, Nov 17, 2008 at 11:21 AM, John Zhang <[EMAIL PROTECTED]> >> wrote: >>> >>> >>> Hi the list, >>> >>> I have a performance problem and would like to any input on how to mak

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Blazej
In my opinion very nice solution is building part of PostgreSQL database in memory - below it is instruction how to build PostgreSQL schema in memory in Linux. I tested this with my ROLAP solution for recalculation MOLAP cubes in memory and then join with master cube (this speeds up proces about 10

Re: [GENERAL] citing postgresql

2008-11-17 Thread Blazej
I'm joing to Tomas - and I want to cite postgresql too in my PhD thesis. Regards, Blazej Oleszkiewicz 2008/11/17 Tomas Lanczos <[EMAIL PROTECTED]>: > I meant something for use in publications, like it is used for R and almost > identically for GRASS: > > > R Development Core Team (2008). R: A l

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Blazej
Sorry I forgot about create tablespace script - this is the SQL script: CREATE TABLESPACE ram_space LOCATION '/mnt/ram0/pgspace'; And then: CREATE TABLE (...) TABLESPACE ram_space; and table is in memory. Regards, Blazej 2008/11/17 Blazej <[EMAIL PROTECTED]>: > In my opinion very nice solutio

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 3:02 PM, Blazej <[EMAIL PROTECTED]> wrote: > In my opinion very nice solution is building part of PostgreSQL > database in memory - below it is instruction how to build PostgreSQL > schema in memory in Linux. I tested this with my ROLAP solution for > recalculation MOLAP cub

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Greg Smith
On Mon, 17 Nov 2008, Scott Marlowe wrote: Just wondering if you compared it to how fast it runs if you've got lots of shared_buffers and everything fits into memory. That would be an interesting comparison. With a large increase in work_mem as well to speed up sorting. If the bottleneck is

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Blazej
2008/11/18 Scott Marlowe <[EMAIL PROTECTED]>: > On Mon, Nov 17, 2008 at 3:02 PM, Blazej <[EMAIL PROTECTED]> wrote: >> In my opinion very nice solution is building part of PostgreSQL >> database in memory - below it is instruction how to build PostgreSQL >> schema in memory in Linux. I tested this w

Re: Res: Res: [GENERAL] Archive files growth!!!

2008-11-17 Thread Craig Ringer
paulo matadr wrote: > > result for your query > > "cliente_fone" 341130 3345 26760k OK. And what about indexes, logging triggers, etc? Can you post the output of: \d client_fone from psql? (I can't really imagine how indexes alone could generate that much logging data, though). -- Craig

[GENERAL] row locking question

2008-11-17 Thread Darren Govoni
Hi, I have experimented with PostgreSQL's table locking and FOR UPDATE capabilities. But what I'm looking for is a row level lock specific to only a set of rows, not the entire table. For example, there is a table with many rows. Threads are doing "SELECTS" to read some rows. They should be allo

Re: [GENERAL] row locking question

2008-11-17 Thread Tom Lane
Darren Govoni <[EMAIL PROTECTED]> writes: > For example, there is a table with many rows. Threads are doing > "SELECTS" to read some rows. They should be allowed to get results on > rows that are not currently locked by another thread's SELECT,FOR UPDATE > or equivalent read lock for those rows onl

Re: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need help

2008-11-17 Thread Hiroshi Saito
Hi. It is very strange I checked that it was ready in VC9 again. http://winpg.jp/~saito/pg_work/WIN32_BUILD_INF/LOG_LIBPQ_WIN32MAK.txt Furthermore, even psql was checked. http://winpg.jp/~saito/pg_work/WIN32_BUILD_INF/psql_win32_pg83.mak Please move psql_win32_pg83 win32.mak on src\bin\ps

Re: [GENERAL] row locking question

2008-11-17 Thread Darren Govoni
Thank you for the suggestion. It seems that still blocks. Here is what I'm trying to achieve. I have 10 rows each with an id 1,2,3,4 etc. In one thread I want to update rows with id < 4 (1-3) in my_table inside a transaction (i.e. begin work; update where; commit work;) In another thread I do

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Robert Treat
On Monday 17 November 2008 17:02:54 Blazej wrote: > Of course you must delete schema before shutdown PostgreSQL and OS - I > dont't now how resolve problem with error when the schema was not > deleted? - I have no time to think about it maybe anybody know how to > restore db when the in memory sche

Re: [GENERAL] Trying Compile libpq.dll with VC++ 9.0, but need help

2008-11-17 Thread Tony Caduto
Hiroshi Saito wrote: Hi. It is very strange I checked that it was ready in VC9 again. http://winpg.jp/~saito/pg_work/WIN32_BUILD_INF/LOG_LIBPQ_WIN32MAK.txt Furthermore, even psql was checked. http://winpg.jp/~saito/pg_work/WIN32_BUILD_INF/psql_win32_pg83.mak Please move psql_win32_pg83 w

Re: [GENERAL] In memory Database for postgres

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 7:13 PM, Robert Treat <[EMAIL PROTECTED]> wrote: > On Monday 17 November 2008 17:02:54 Blazej wrote: >> Of course you must delete schema before shutdown PostgreSQL and OS - I >> dont't now how resolve problem with error when the schema was not >> deleted? - I have no time to

Re: [GENERAL] Using database to find file doublettes in my computer

2008-11-17 Thread Eus
Hi Ho! --- On Tue, 11/18/08, Lothar Behrens <[EMAIL PROTECTED]> wrote: > Hi, > > I have a problem to find as fast as possible files that are > double or > in other words, identical. > Also identifying those files that are not identical. > > My approach was to use dir /s and an awk script to con

[GENERAL] "INNER JOIN .... USING " in an UPDATE

2008-11-17 Thread Webb Sprague
Hi all, (Version 3.5.5) I have tried to figure this out, but the docs, google, and my all imagination fail me. I want to use a join clause with a "using list" in an update statement. The following works, but it uses the WHERE version of a join: update new_pivoted_table a set "2008-11-10" = b.da

Re: [GENERAL] ERROR

2008-11-17 Thread Craig Ringer
Gustavo Rosso wrote: > I create a db wiht user postgres, but other users can't no create > tables, and I give all privileges. > > (banco is my db) > > grant all on database banco to public; > grant create on database banco to public; > > This is the error: > *ERROR: must be owner of relation (t

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Craig Ringer
Howard Cole wrote: > If I reduce maintenance_work_mem > then the database dump/restore is slower but there is less overall > impact on the server. There could be more impact, rather than less, if it forces a sort that'd be done in memory out to disk instead. If you have dedicated storage on separ

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Craig Ringer
Howard Cole wrote: > Thanks for the input Scott. You are correct - I am IO bound, but only > for the query described. 99% of the time, my IO runs at 3% or less, even > during peak times, only this one query, which happens approximately 10 > times a day grinds the system to a halt. If your I/O is

Re: [GENERAL] Table bloat in 8.3

2008-11-17 Thread pgsql-general
On Thu, 13 Nov 2008, Scott Marlowe wrote: > On Thu, Nov 13, 2008 at 1:09 PM, David Wilson <[EMAIL PROTECTED]> wrote: > > On Thu, Nov 13, 2008 at 2:03 PM, <[EMAIL PROTECTED]> wrote: > >> I have several tables that when I run VACUUM FULL on, they are under 200k, > >> but after a day of records getti

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Scott Marlowe
On Mon, Nov 17, 2008 at 11:10 PM, Craig Ringer <[EMAIL PROTECTED]> wrote: > I also think it's a wee bit of a pity that there's no way to tell Pg > that a job isn't important, so data shouldn't be permitted to push much > else out of shared_buffers or the OS's cache. The latter can be ensured > to

Re: [GENERAL] How to reduce impact of a query.

2008-11-17 Thread Craig Ringer
Scott Marlowe wrote: > On Mon, Nov 17, 2008 at 11:10 PM, Craig Ringer > <[EMAIL PROTECTED]> wrote: > >> I also think it's a wee bit of a pity that there's no way to tell Pg >> that a job isn't important, so data shouldn't be permitted to push much >> else out of shared_buffers or the OS's cache. T

[GENERAL] Libpq.dll lite is here :-)

2008-11-17 Thread Tony Caduto
Finally got everything to compile with MinGW. Thanks to everyone that helped me out getting it going. Here are the download links: Libpq.dll 8.3.5.8322 with SSL No Zlib (includes the latest openssl dlls 0.9.8i also built with MinGW) http://www.milwaukeesoft.com/libpq_mingw_ssl.zip If you n

Re: [GENERAL] Using database to find file doublettes in my computer

2008-11-17 Thread Craig Ringer
Lothar Behrens wrote: > But how to query for files to display a 'left / right view' for each > file that is on multible places ? One approach is to use a query to extract the names of all files with duplicates, and store the results in a TEMPORARY table with a UNIQUE index (or PRIMARY KEY) on the

[GENERAL] inherit table and its data

2008-11-17 Thread Dilyan Berkovski
hi All, I am using PostgreSQL 8.2, and I am interested in creating a table B that inherits table A, but with all it's data! create table B {a int} inherits A, just adds the structure of table A, not its data. Is it possible to do this without the classic way - trigger on table A so each inse