Re: [GENERAL] Foreign key to a view (UNION of two or more tables), any alternative?

2005-06-20 Thread Jose Gonzalez Gomez
On 6/19/05, Karl O. Pinc <[EMAIL PROTECTED]> wrote: > > On 06/19/2005 11:16:34 AM, Jose Gonzalez Gomez wrote: > > On 6/17/05, Bruno Wolff III <[EMAIL PROTECTED]> wrote: > > > On Fri, Jun 17, 2005 at 14:35:01 +0200, > > > Jose Gonzalez Gomez <[EMAIL PROTECTED]> wrote: > > > > > > > > The problem

Re: [GENERAL] unicode and =

2005-06-20 Thread Grant Morgan
I am not sure what locale I was running as I had not set it when doing initdb. I created a new DB with --locale=en_US.utf8 -E UNICODE and imported my data from original source (not copied from old DB) and still have the smae problem that UNICODE strings with double byte characters that are not e

Re: [GENERAL] Backing up multiple databases

2005-06-20 Thread Jacob Atzen
On Fri, Jun 17, 2005 at 01:45:34PM -0400, Berend Tober wrote: > Gavin Love wrote: > >Here is the script I use for my daily backups nothing special but it > >works well. Just run it as a user with admin privs on the database. > >It will pull the list of all your databases except templates and dump

Re: [GENERAL] subqueries

2005-06-20 Thread Roman Neuhauser
# [EMAIL PROTECTED] / 2005-06-20 01:02:38 +0200: > I wanted to define a function like this: > create or replace function fun(...)... > create temp table qaz as subquery1; > create temp table wsx as subquery1; > select * from qaz, wsx; > language sql; > but I get postgresql error saying that relatio

[GENERAL] External (asynchronous) notifications of database updates

2005-06-20 Thread Milan Krcmar
Hi List, I have a(n external) system driven by data in a Postgres database. I am looking for a functionality, which would asynchronously inform the system of any updates into the database, so the system could reflect the updates (without having to poll the database at regular basis). I have been

Re: [GENERAL] subqueries

2005-06-20 Thread Tomasz Grobelny
On Monday 20 of June 2005 00:12, you wrote: > I have such a statement: > select * from (subquery1) as foo, (subquery2) as bar; > Both subqueries are reasonably fast (<0.5s) and generate results that have > several (<10) rows but the whole query takes forever to execute. Ok, postgresql wanted to be

[GENERAL] failed to find conversion function from "unknown" to ...

2005-06-20 Thread Ilja Golshtein
Hello! This query select 1 where 'vasya' = (select 'vasya') produces ERROR: failed to find conversion function from "unknown" to text in my 8.0.0. If I explicitly cast second 'vasya' to text, it is Ok. Everything is fine if data comes from database, IOW type is known. Is what I am describ

Re: [GENERAL] plpgsql constraint checked data fails to restore

2005-06-20 Thread John Burger
I don't have personal experience with this, but I thought it was fairly common to DEFER constraint checking until after a restore completed, for exactly this reason. - John Burger MITRE ---(end of broadcast)--- TIP 9: the planner will ignore

[GENERAL] restore large database

2005-06-20 Thread Wenyan Ji
I am trying to restore a large database and use the commond cat dumpfilename | psql dbname I got a out of memory error when it is trying to copy a String with size of 245,000,000 Can anyone shed some light on it? Thanks for your help, wenyan ---(end of broadcast)-

[GENERAL] (2) failed to find conversion function from "unknown" to ...

2005-06-20 Thread Ilja Golshtein
Hi! Other (besides text literal from my previous message) condition when we have ERROR: failed to find conversion function from "unknown" to .. is usage of null. When I invoke select 1 where 5 in (null) everything is Ok, though when I try select 1 where 5 in (select null) I get ERROR: f

Re: [GENERAL] plpgsql constraint checked data fails to restore

2005-06-20 Thread Michael Fuhr
On Mon, Jun 20, 2005 at 08:18:00AM -0400, John Burger wrote: > > I don't have personal experience with this, but I thought it was fairly > common to DEFER constraint checking until after a restore completed, > for exactly this reason. Regarding DEFERRABLE, according to the CREATE TABLE documenta

[GENERAL] Help! What has changed in the internal structure of PostgreSQL?

2005-06-20 Thread Rodrigo Katsumoto Sakai
Hi, I'm having some troubles using the driver ODBC! The problem is that a did some reports with Crystal Reports XI and used PostgreSQL 7.4.x with psqlodbc-07_03_0200, now I have migrate to PostgreSQL 8.0.3 and I'm using psqlodbc-08_00_0101 but the reports that I did is not working anymore beca

Re: [GENERAL] Access is denied during initdb

2005-06-20 Thread O.B.
O.B. wrote: I'm attempting to install PostgreSQL v8.0.3 on a Windows XP SP2 machine. The error log below is generated and the installation rolls back. I have verified that the "postgres" user (service account) has read/write/execute permissions to the entire C: drive as well as having the "

Re: [GENERAL] restore large database

2005-06-20 Thread Richard Huxton
Wenyan Ji wrote: I am trying to restore a large database and use the commond cat dumpfilename | psql dbname I got a out of memory error when it is trying to copy a String with size of 245,000,000 Can anyone shed some light on it? Thanks for your help, Why are you using cat rather than just:

Re: [GENERAL] Help! What has changed in the internal structure of

2005-06-20 Thread Richard Huxton
Rodrigo Katsumoto Sakai wrote: Hi, I'm having some troubles using the driver ODBC! The problem is that a did some reports with Crystal Reports XI and used PostgreSQL 7.4.x with psqlodbc-07_03_0200, now I have migrate to PostgreSQL 8.0.3 and I'm using psqlodbc-08_00_0101 but the reports that I did

Re: [GENERAL] Foreign key to a view (UNION of two or more tables), any alternative?

2005-06-20 Thread Bruno Wolff III
On Sun, Jun 19, 2005 at 17:16:34 +0100, Jose Gonzalez Gomez <[EMAIL PROTECTED]> wrote: > > > There would be no problem in doing so with such an easy case, but > think about having a table with cities (hundred, thousands?) and then > have four copies for each of the above posibilities with its re

Re: [GENERAL] External (asynchronous) notifications of database updates

2005-06-20 Thread Michael Fuhr
On Mon, Jun 20, 2005 at 04:33:43AM +0200, Milan Krcmar wrote: > > I have a(n external) system driven by data in a Postgres database. I am > looking for a functionality, which would asynchronously inform the > system of any updates into the database, so the system could reflect the > updates (witho

Re: [GENERAL] Help! What has changed in the internal structure of PostgreSQL?

2005-06-20 Thread Rodrigo Katsumoto Sakai
Well, the driver psqlodbc-07 works on PostgreSQL, but not very well! My problem is that I have some tables, for exemple: create table service ( cod_service int, nam_service varchar(255) not null default '', des_service varchar(255) ); So I did some reports (Crystal Reports) on that ta

Re: [GENERAL] Help! What has changed in the internal structure of

2005-06-20 Thread Richard Huxton
Rodrigo Katsumoto Sakai wrote: Well, the driver psqlodbc-07 works on PostgreSQL, but not very well! My problem is that I have some tables, for exemple: create table service ( cod_service int, nam_service varchar(255) not null default '', des_service varchar(255) ); [snip] > then occur

Re: [GENERAL] Access is denied during initdb

2005-06-20 Thread Richard Huxton
O.B. wrote: O.B. wrote: I'm attempting to install PostgreSQL v8.0.3 on a Windows XP SP2 machine. The error log below is generated and the installation rolls back. I have verified that the "postgres" user (service account) has read/write/execute permissions to the entire C: drive as well as

[GENERAL] OIDS

2005-06-20 Thread Hrishikesh Deshmukh
Hi All, I have 7.4.7 version, my question is what are OIDS user for? What can one do with it! Thanks, Hrishi ---(end of broadcast)--- TIP 6: Have you searched our list archives? http://archives.postgresql.org

Re: [GENERAL] OIDS

2005-06-20 Thread WELTY, RICHARD
Hrishikesh Deshmukh writes: >I have 7.4.7 version, my question is what are OIDS user for? What can >one do with it! they're for internal use only, they may go away, so don't do anything with them, pretend that they aren't even there. richard ---(end of broadcast)

[GENERAL] Why can't I install in a terminal session?

2005-06-20 Thread A. Mous
I'm wondering why the PG installer won't allow an install within a terminal session (Windows remote desktop). Is there an easy answer to this one? Thanks! A. Mous ---(end of broadcast)--- TIP 9: the planner will ignore your desire to choose an in

Re: [GENERAL] OIDS

2005-06-20 Thread Tino Wildenhain
Am Montag, den 20.06.2005, 11:57 -0400 schrieb Hrishikesh Deshmukh: > Hi All, > > I have 7.4.7 version, my question is what are OIDS user for? What can > one do with it! Google or your favourite search engine helps :-) http://www.postgresql.org/files/documentation/books/aw_pgsql/node71.html is

Re: [GENERAL] plpgsql constraint checked data fails to restore

2005-06-20 Thread Lee Harr
Some of the data required by the check function is being restored after the data being checked by the function and so it all fails the constraint. Are you saying that the check function perform queries against other data? That might not be a good idea -- consider what happens if the data change

Re: [GENERAL] Making the DB secure

2005-06-20 Thread Együd Csaba
Hi, thank you very much. These are very good ideas, I think. I forgot one thing to mention. We will have very few clients (max. 20) and all clients will be required to have a fix IP address. Fix IP addresses can be listed in pg_hba.conf to filter incoming IPs very efficiently. With this note, do y

Re: [GENERAL] Making the DB secure

2005-06-20 Thread hubert depesz lubaczewski
On 6/17/05, Együd Csaba <[EMAIL PROTECTED]> wrote: > Hi, couple of things: 1. make sure postgresql is in a very tight chroot environment. without shell or anything else. 2. make sure you have list of all client ips, and use firewall to allow them, and only them to access postgresql port. all othe

Re: [GENERAL] Making the DB secure

2005-06-20 Thread Karl O. Pinc
On 06/20/2005 12:32:12 PM, Együd Csaba wrote: Hi, thank you very much. These are very good ideas, I think. I forgot one thing to mention. We will have very few clients (max. 20) and all clients will be required to have a fix IP address. Fix IP addresses can be listed in pg_hba.conf to filter inc

Re: [GENERAL] External (asynchronous) notifications of database updates

2005-06-20 Thread Milan Krcmar
Hello Mike, thanks a lot for your posting! > Have you considered using LISTEN/NOTIFY? The listener should receive > notifications only if the notifying transaction commits. Yes. I've seen them in the documentation _but_ missed the information about the notification being delivered after the not

Re: [GENERAL] Making the DB secure

2005-06-20 Thread Együd Csaba
Hi Depesz, thank you. Most of your suggestions are in our plans. We plan to grant only the necessary rights, filtering explicit IP addresses and so on. We are going to consider applying a VPN. Also we are going to consider logging all the querie executed by the server. You mentioned that pg8 provi

Re: [GENERAL] Making the DB secure

2005-06-20 Thread Együd Csaba
Hi Karl, OK, I see the point. We are going to look around the VPN. So as a conclusion: can we state, that, in addition to all the security features postgres provides, applying a VPN - with SSL and firewal - is enough to provide the necessary security? The server will be a Linux(??) based system.

Re: [GENERAL] Why can't I install in a terminal session?

2005-06-20 Thread Tom Lane
"A. Mous" <[EMAIL PROTECTED]> writes: > I'm wondering why the PG installer won't allow an install within a terminal > session (Windows remote desktop). Is there an easy answer to this one? Because it doesn't work ;-) I don't recall why not, myself, but there was discussion of the point last year

Re: [GENERAL] Making the DB secure

2005-06-20 Thread Karl O. Pinc
On 06/20/2005 01:45:48 PM, Együd Csaba wrote: Hi Karl, OK, I see the point. We are going to look around the VPN. So as a conclusion: can we state, that, in addition to all the security features postgres provides, applying a VPN - with SSL and firewal - is enough to provide the necessary security

Re: [GENERAL] Access is denied during initdb

2005-06-20 Thread O.B.
Richard Huxton wrote: O.B. wrote: Here's additional information from the log file surrounding the problem with initdb failing: Action 18:10:09: SetPermissions. Setting filesystem permissions... MSI (s) (2C:AC) [18:10:09:323]: Executing op: CustomActionSchedule(Action=SetPermissions,ActionTyp

[GENERAL] Odd performance issue

2005-06-20 Thread Bart Grantham
Summary: depending on the value, the planner will sometimes choose a seq scan, sometimes an index scan. The former produces terrible performace, the latter great performance. The long story: we had a disk failure (NOT the disk the db was on) and the machine's system disk had to be rebuilt fro

[GENERAL] error during pg_dump

2005-06-20 Thread Akash Garg
I got this error while doing a pg_dump on one of my tables -- any ideas? pg_dump: ERROR: invalid memory alloc request size 18446744073709551613 pg_dump: SQL command to dump the contents of table "users" failed: PQendcopy() failed. pg_dump: Error message from server: ERROR: invalid memory allo

[GENERAL] Error during pg_dump

2005-06-20 Thread Akash Garg
I got this error while doing a pg_dump on one of my tables -- any ideas? pg_dump: ERROR: invalid memory alloc request size 18446744073709551613 pg_dump: SQL command to dump the contents of table "users" failed: PQendcopy() failed. pg_dump: Error message from server: ERROR: invalid memory alloc

[GENERAL] pg_hba problem

2005-06-20 Thread Simon Windsor
Hi I have just installed 8.0.3, and my standard pg_hba config no longer works. I usually enable the postgres accound using # TYPE DATABASEUSERCIDR-ADDRESS METHOD # "local" is for Unix domain socket connections only local all postgres iden

Re: [GENERAL] pg_hba problem

2005-06-20 Thread Tom Lane
Simon Windsor <[EMAIL PROTECTED]> writes: > However, with 8.0.3, the format appears to have changed to > # host DBNAME IP_ADDRESS ADDRESS_MASK AUTHTYPE [AUTH_ARGUMENT] > # local DBNAME AUTHTYPE [AUTH_ARGUMENT] Better check again ... it hasn't looked like that since PG 7.2.

Re: [GENERAL] user/groups query ?

2005-06-20 Thread Zlatko Matić
Thank you very much ! - Original Message - From: "John DeSoi" <[EMAIL PROTECTED]> To: "Zlatko Matić" <[EMAIL PROTECTED]> Cc: Sent: Monday, June 20, 2005 3:40 AM Subject: Re: [GENERAL] user/groups query ? On Jun 19, 2005, at 3:56 PM, Zlatko Matić wrote: How to make a query that wi

[GENERAL] Information retrieval

2005-06-20 Thread Hrishikesh Deshmukh
Hi All, I was wondering if you anybody has good references for information retrieval in databases based on computational geometry methods? Thanks in advance. Hrishi ---(end of broadcast)--- TIP 6: Have you searched our list archives?

Re: [GENERAL] Odd performance issue

2005-06-20 Thread Tom Lane
Bart Grantham <[EMAIL PROTECTED]> writes: > ... it may be relevant that one node_id has 15 times as many connections: > ... but that shouldn't make a difference to the planner, should it? Of course it should (and does). > Yes, I've vacuum analyzed. What you need to do is show EXPLAIN ANALYZE o

Re: [GENERAL] error during pg_dump

2005-06-20 Thread Tom Lane
Akash Garg <[EMAIL PROTECTED]> writes: > I got this error while doing a pg_dump on one of my tables -- any ideas? > pg_dump: ERROR: invalid memory alloc request size 18446744073709551613 Did you really transcribe that accurately? The number's an order of magnitude too large to fit in even an i

[GENERAL] users, address record restrictions

2005-06-20 Thread Teunis Peters
I've got an interesting problem - this MIGHT (probably) isn't the right forum for this. (pointed here from "interfaces") however - I'd like to restrict access to specific records and groups of records (based on another table) - and I'm not even sure where to start looking. I suspect I actual

Re: [GENERAL] OIDS

2005-06-20 Thread Neil Conway
Tino Wildenhain wrote: Google or your favourite search engine helps :-) http://www.postgresql.org/files/documentation/books/aw_pgsql/node71.html is among the first results. Unfortunately those docs are quite out of date. This page is better: http://developer.postgresql.org/docs/postgres/data

[GENERAL] problems with types after update to 8.0

2005-06-20 Thread Jason Tesser
I just upgraded 7.4 to 8.0 and I have noticed that i am getting alot of error that are saying i have a type problem. For example it is saying big int expected but it was sent character varying. These same queries use to work in 7.4 I am using java and jboss. My queries are all dynamic sql in

[GENERAL] dealing with file size when archiving databases

2005-06-20 Thread Andrew L. Gould
I've been backing up my databases by piping pg_dump into gzip and burning the resulting files to a DVD-R. Unfortunately, FreeBSD has problems dealing with very large files (>1GB?) on DVD media. One of my compressed database backups is greater than 1GB; and the results of a gzipped pg_dumpall

Re: [GENERAL] External (asynchronous) notifications of database updates

2005-06-20 Thread Michael Fuhr
On Mon, Jun 20, 2005 at 08:35:46PM +0200, Milan Krcmar wrote: > > > I don't know how the various replication tools solve this - do you? > > > > Not sure; maybe some of the people who work on such tools can > > comment. > > Still an unresolved issue. Those replication tools must have existed > bef

Re: [GENERAL] dealing with file size when archiving databases

2005-06-20 Thread Tom Lane
"Andrew L. Gould" <[EMAIL PROTECTED]> writes: > I've been backing up my databases by piping pg_dump into gzip and > burning the resulting files to a DVD-R. Unfortunately, FreeBSD has > problems dealing with very large files (>1GB?) on DVD media. One of my > compressed database backups is great

Re: [GENERAL] dealing with file size when archiving databases

2005-06-20 Thread Alvaro Herrera
On Mon, Jun 20, 2005 at 09:28:51PM -0500, Andrew L. Gould wrote: > I've been backing up my databases by piping pg_dump into gzip and > burning the resulting files to a DVD-R. Unfortunately, FreeBSD has > problems dealing with very large files (>1GB?) on DVD media. One of my > compressed databa

Re: [GENERAL] PostgreSQL Developer Network

2005-06-20 Thread William Yu
My take on this. For a while I've tried to setup my own internal documentation system for my company but it turned out to be half-baked, unfriendly to use, etc. Mainly because I have to spend most of my time doing product development and end up with zero time to work on the documentation. The

Re: [GENERAL] dealing with file size when archiving databases

2005-06-20 Thread Andrew L. Gould
On Monday 20 June 2005 09:53 pm, Tom Lane wrote: > "Andrew L. Gould" <[EMAIL PROTECTED]> writes: > > I've been backing up my databases by piping pg_dump into gzip and > > burning the resulting files to a DVD-R. Unfortunately, FreeBSD has > > problems dealing with very large files (>1GB?) on DVD me

Re: [GENERAL] dealing with file size when archiving databases

2005-06-20 Thread Andrew L. Gould
On Monday 20 June 2005 10:14 pm, Alvaro Herrera wrote: > On Mon, Jun 20, 2005 at 09:28:51PM -0500, Andrew L. Gould wrote: > > I've been backing up my databases by piping pg_dump into gzip and > > burning the resulting files to a DVD-R. Unfortunately, FreeBSD has > > problems dealing with very larg

Re: [GENERAL] users, address record restrictions

2005-06-20 Thread Michael Fuhr
On Mon, Jun 20, 2005 at 05:17:57PM -0700, Teunis Peters wrote: > > however - I'd like to restrict access to specific records and groups of > records (based on another table) - and I'm not even sure where to start > looking. I suspect I actually need to look into triggers and/or > embedded libr

[GENERAL] Escape handling in strings

2005-06-20 Thread Bruce Momjian
[ BCC to general. ] I have received very few replies to my suggestion that we implement E'' for escaped strings, so eventually, after a few major releases, we can have '' treat backslashes literally like the SQL standard requires. I assume this is because most people say, "yea, it is going to be

Re: [GENERAL] dealing with file size when archiving databases

2005-06-20 Thread Tino Wildenhain
Am Montag, den 20.06.2005, 21:28 -0500 schrieb Andrew L. Gould: > I've been backing up my databases by piping pg_dump into gzip and > burning the resulting files to a DVD-R. Unfortunately, FreeBSD has > problems dealing with very large files (>1GB?) on DVD media. One of my > compressed databas

[GENERAL] HELP!!! Corrupt Database!

2005-06-20 Thread Yuri Gordienko
Hi, The computer with database has lost power and after restarting I can't connect to database: connection to database "db_client" failed: FATAL: invalid memory alloc request size 4294901760 version: postgresql-7.4.6 Help me with this problem. I don't have reserve copy of database :( Thank