Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread Greg Smith
John Gage wrote: Posters are correctly referred to the documentation as frequently as possible. In fact, very frequently. The frequency might decrease if the documentation were in plain text. It is easier to search a single plain text file than any other source, except perhaps the database

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread John Gage
1) On a list that howls with complaints when posts are in html, it is surprising that there is resistance to the idea of documentation in plain text. 2) Posters are correctly referred to the documentation as frequently as possible. In fact, very frequently. The frequency might decrease

Re: [GENERAL] Some insight on the proper SQL would be appreciated

2010-06-08 Thread Tim Landscheidt
Andy Colson wrote: >> thanks very much Andy. Very elegant. >> I do need to presere the users that have<5 entries though, so I think I can >> modify your function to do that as well. > Oh, duh! because nothing is less than 1900-01-01... my > date math sucks. It should probably return '2100-01

Re: [GENERAL] Queues Problem

2010-06-08 Thread Vick Khera
On Tue, Jun 8, 2010 at 2:01 PM, uaca man wrote: >> You will have to write your code to be more event >>driven, and make the web server just generate requests and view the >>results where they are stored. > > What do you mean? That is what I think I am trying to do. No? You have work you need done

Re: [GENERAL] What does PGDG mean, in the Postgres YUM repositories?

2010-06-08 Thread Massa, Harald Armin
>Hi. What does "PGDG" mean, as in PGDG84, the PostgreSQL >repository containing PostgreSQL 8.4.x, etc? Postgresql Global Development Group ? Harald -- GHUM Harald Massa persuadere et programmare Harald Armin Massa Spielberger Straße 49 70435 Stuttgart 0173/9409607 no fx, no carrier pigeon - Us

[GENERAL] What does PGDG mean, in the Postgres YUM repositories?

2010-06-08 Thread Aleksey Tsalolikhin
Hi. What does "PGDG" mean, as in PGDG84, the PostgreSQL repository containing PostgreSQL 8.4.x, etc? Thanks, Aleksey -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general

Re: [GENERAL] Postgres 8.4 segfaults on CentOS 5.5 (using EnterpriseDB installers)

2010-06-08 Thread Aleksey Tsalolikhin
Dear Steve, Thanks for your suggestions! I ended up switching from the Enterprise DB installer to the Postgres PGDG84 YUM repository, since (a) it provides PostgreSQL 8.4.4 AND Slony 1.x (unlike Enterprise DB installer which only has Slony 2.0.2 which has a potential data loss problem), and n

Re: [GENERAL] Queues Problem

2010-06-08 Thread uaca man
2010/6/8 Peter Hunsberger > On Tue, Jun 8, 2010 at 1:26 PM, uaca man wrote: > >> 2) Think of the front end as changing states as the user interacts > >> with it, then figure out what queries need to be made to correspond to > >> the changes in state. For example, it is unlikely the user needs t

[GENERAL] full-text search configuration question

2010-06-08 Thread Andrew Geery
I have several tables with text columns that contain information that I would like to be able to search using a FTS index. For each text column, there is also a column that is a foreign key into a language table for the language used in the text. My idea is to add a column to the language table t

Re: [GENERAL] Postgres 8.4 segfaults on CentOS 5.5 (using EnterpriseDB installers)

2010-06-08 Thread Steve Crawford
On 06/04/2010 06:28 PM, Aleksey Tsalolikhin wrote: Hi. ... Now we have our first CentOS 5.5 server (64-bit) and I installed PostgreSQL 8.4.4 using the EnterpriseDB installer, and it is unable to start the database instance. If I try to start it manually, I get a Segmentation Fault. I tri

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread Josh Kupershmidt
On Tue, Jun 8, 2010 at 5:04 AM, John Gage wrote: > I do suggest that a plain text file of the entire documentation be made part > of the documentation armamentarium. Not that I see a whole lot of utility in this endeavor, but it's possible to do a decent PDF to plain text conversion. I tried some

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
On 6/8/10 2:03 PM, "Alvaro Herrera" wrote: > > I've seen this problem (and others) in a high-load environment. Not > Slony related though. > > I wrote a small tool to check btree index files for consistency problems > such as this one, by parsing pg_filedump output. I've seen strange > thin

Re: [GENERAL] Some insight on the proper SQL would be appreciated

2010-06-08 Thread Andy Colson
On 6/8/2010 2:08 PM, Aaron Burnett wrote: thanks very much Andy. Very elegant. I do need to presere the users that have<5 entries though, so I think I can modify your function to do that as well. Thanks again. Oh, duh! because nothing is less than 1900-01-01... my date math sucks. It s

Re: [GENERAL] Some insight on the proper SQL would be appreciated

2010-06-08 Thread Andy Colson
On 6/8/2010 11:29 AM, Aaron Burnett wrote: Greetings, I hope this is the proper list for this, but I am a loss on how to achieve one particular set of results. I have a table which is a list of users who entered a contest. They can enter as many times as they want, but only 5 will count. So so

Re: [GENERAL] Queues Problem

2010-06-08 Thread Peter Hunsberger
On Tue, Jun 8, 2010 at 1:26 PM, uaca man wrote: >> 2) Think of the front end as changing states as the user interacts >> with it, then figure out what queries need to be made to correspond to >> the changes in state.  For example, it is unlikely the user needs the >> amount of "gold" updated every

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Alvaro Herrera
Excerpts from Jeff Amiel's message of mar jun 08 09:26:25 -0400 2010: > Not looking for help...just putting some data out there. > > 2 previous crashes caused by corrupt slony indexes > > http://archives.postgresql.org/pgsql-general/2010-02/msg00022.php > > http://archives.postgresql.org/pgsql-g

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Alvaro Herrera
Excerpts from Jeff Amiel's message of mar jun 08 14:19:02 -0400 2010: > " It seems preferable to configure autovacuum to avoid vacuum > Slony-I-managed configuration tables. " > > > HmmmI don't do this. > Surely this is not relative to my corrupt indexes2 attempted vacuums on > same inde

Re: [GENERAL] Queues Problem

2010-06-08 Thread Andy Colson
On 6/8/2010 1:26 PM, uaca man wrote: > 2) Think of the front end as changing states as the user interacts > with it, then figure out what queries need to be made to correspond to > the changes in state. For example, it is unlikely the user needs the > amount of "gold" updated every 5 seconds

Re: [GENERAL] Some insight on the proper SQL would be appreciated

2010-06-08 Thread Andy Colson
On 6/8/2010 11:29 AM, Aaron Burnett wrote: Greetings, I hope this is the proper list for this, but I am a loss on how to achieve one particular set of results. I have a table which is a list of users who entered a contest. They can enter as many times as they want, but only 5 will count. So so

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread John R Pierce
Justin Graf wrote: There are linux chm readers ... Note that even Microsoft deprecated CHM back in 2003 after it was realized it was full of potential security exploits that couldn't readily be abated. -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make chang

Re: [GENERAL] Queues Problem

2010-06-08 Thread uaca man
> 2) Think of the front end as changing states as the user interacts > with it, then figure out what queries need to be made to correspond to > the changes in state. For example, it is unlikely the user needs the > amount of "gold" updated every 5 seconds. Rather, they need to know > how much the

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
On 6/8/10 1:15 PM, "Jaime Casanova" wrote: > On Tue, Jun 8, 2010 at 12:49 PM, Jeff Amiel wrote: >> >> Does Slony manage it's own vacuuming separate from postgres' autovacuum? >> > > Yes it does: http://www.slony.info/documentation/maintenance.html " It seems preferable to configure aut

Re: [GENERAL] Queues Problem

2010-06-08 Thread Peter Hunsberger
On Tue, Jun 8, 2010 at 1:00 PM, uaca man wrote: > This would work except for one thing, the building may affect another > buildings, Consider this: > > the user starts one construction that will finish in 10 minutes and the > building will give a bonus of +5 gold each seconds for the user. This ha

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jaime Casanova
On Tue, Jun 8, 2010 at 12:49 PM, Jeff Amiel wrote: > > Does Slony manage it's own vacuuming separate from postgres' autovacuum? > Yes it does: http://www.slony.info/documentation/maintenance.html -- Jaime Casanova www.2ndQuadrant.com Soporte y capacitación de PostgreSQL -- Sent vi

Re: [GENERAL] Query process is very slow

2010-06-08 Thread Szymon Guz
2010/6/8 Kalai R > Sir, > > I am using the following psql query with union and subqueries in my > project. > > > select a.areaname,f.fmno,fm.mno,f.aliasno as falias,f.salutation as > fsal,f.headname, fm.aliasno as fmalias,fm.salutation as fmsal,fm.membername, > extract (year from age(now(), to_da

[GENERAL] Query process is very slow

2010-06-08 Thread Kalai R
Sir, I am using the following psql query with union and subqueries in my project. select a.areaname,f.fmno,fm.mno,f.aliasno as falias,f.salutation as fsal,f.headname, fm.aliasno as fmalias,fm.salutation as fmsal,fm.membername, extract (year from age(now(), to_date(fm.dob,'-MM-dd'))) as age,

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
On 6/8/10 12:56 PM, "Tom Lane" wrote: > Jeff Amiel writes: >> On a side note, I am 100% sure that autovacuum was disabled when I brought >> the database back up after the core dump(s). However, minutes after >> restarting, some of my larger tables started getting vacuumed by pgsql user. >> A

Re: [GENERAL] Queues Problem

2010-06-08 Thread uaca man
>You should investigate a proper queueing or job scheduling solution, >such as RabbitMQ or Qpid or gearman. They are designed for this type >of requirement. All of those(RabbitMQ , Qpid and gearman) are messages queue and are used to exchange message between different process, system, application

Re: [GENERAL] Queues Problem

2010-06-08 Thread uaca man
This would work except for one thing, the building may affect another buildings, Consider this: the user starts one construction that will finish in 10 minutes and the building will give a bonus of +5 gold each seconds for the user. This has to be available in the seconds that the build is done an

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Tom Lane
Jeff Amiel writes: > On a side note, I am 100% sure that autovacuum was disabled when I brought > the database back up after the core dump(s). However, minutes after > restarting, some of my larger tables started getting vacuumed by pgsql user. > Any way that a vacuum would kick off for a particu

Re: [GENERAL] Some insight on the proper SQL would be appreciated

2010-06-08 Thread Andy Colson
On 6/8/2010 11:29 AM, Aaron Burnett wrote: Greetings, I hope this is the proper list for this, but I am a loss on how to achieve one particular set of results. I have a table which is a list of users who entered a contest. They can enter as many times as they want, but only 5 will count. So so

Re: [GENERAL] Does npgsql have a bunch of bugs with DB enums?

2010-06-08 Thread Francisco Figueiredo Jr.
Thank you very much, Mike! We'll have a look at that. On Tue, Jun 8, 2010 at 00:03, Mike Christensen wrote: > Ok I did more investigation on this and traced the issue down to a > singe npgsql bug.  Enums actually work fine, as long as you're using > an IDataReader to get at the data.  Once you

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
On 6/8/10 11:23 AM, "Tom Lane" wrote: > In your original report you mentioned that the next autovacuum attempt > on the same table succeeded without incident. Has that been true each > time? I wonder whether this is some transient state, rather than actual > corruption that you need to REINDEX

[GENERAL] Queues Problem

2010-06-08 Thread uaca man
Hello my fellow postgreSQL gurus. I´m a user of postgresSQL of quite some time now, but most of my experience is consuming database, and for the current project we are without a proper DBA and they have to bear with me and so I must seek advice. I have a list of building and a queue and the user

Re: [GENERAL] Queues Problem

2010-06-08 Thread Andy Colson
On 6/8/2010 11:53 AM, uaca man wrote: Hello my fellow postgreSQL gurus. I´m a user of postgresSQL of quite some time now, but most of my experience is consuming database, and for the current project we are without a proper DBA and they have to bear with me and so I must seek advice. I have a lis

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread Justin Graf
***SNIP*** > 2) Its also available in chm windows help file format. Which i find > allot > more useful > http://www.postgresql.org/docs/manuals/ > you could print chm to a text file. > > --I'll have to boot over to XP, ugh. Will do. There are linux chm readers http://www.linux.com/news/sof

Re: [GENERAL] Queues Problem

2010-06-08 Thread Vick Khera
On Tue, Jun 8, 2010 at 12:53 PM, uaca man wrote: > Lets say for a 20 thousand users server, it may have at most 20 thousand > constructions started at the same time. > > To accomplish such behavior so far I could come up with two options: > > 1.   Make a never ending function that will look at

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread Chris Browne
jus...@magwerks.com (Justin Graf) writes: > Its also available in chm windows help file format. Which i find allot > more useful > http://www.postgresql.org/docs/manuals/ > you could print chm to a text file. > > also it not hard to dump a PDF document into a text file. I wish I could find a co

[GENERAL] Queues Problem

2010-06-08 Thread uaca man
Hello my fellow postgreSQL gurus. I´m a user of postgresSQL of quite some time now, but most of my experience is consuming database, and for the current project we are without a proper DBA and they have to bear with me and so I must seek advice. I have a list of building and a queue and the user

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread John Gage
Thank you all for your suggestions. Thank you very much. John 1) I suppose the next thing you'll be suggesting is that, because Postgres is a database, the documentation should be stored as some form of searchable table within the database itself? --Well, that is exactly what I have

[GENERAL] Some insight on the proper SQL would be appreciated

2010-06-08 Thread Aaron Burnett
Greetings, I hope this is the proper list for this, but I am a loss on how to achieve one particular set of results. I have a table which is a list of users who entered a contest. They can enter as many times as they want, but only 5 will count. So some users have one entry, some have as many as

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Tom Lane
Jeff Amiel writes: > New one yesterday. > Jun 7 15:05:01 db-1 postgres[9334]: [ID 748848 local0.crit] [3989781-1] > 2010-06-07 15:05:01.087 CDT9334PANIC: right sibling 169 of block 168 is > not next child of 249 in index "sl_seqlog_idx" In your original report you mentioned that the next

Re: [GENERAL] BUG #5492: Sequence corruption

2010-06-08 Thread p . buongiovanni
Hi Greg, first of all thank you for your answer below. The first problem of the query performing slowly has been solved with a FULL VACUUMING of the database. Now the problem of the sequence remains. This e-mail is sent to pgsql-general@postgresql.org e-mail address too, as per your suggestion

Re: [GENERAL] Restore roles with same oid

2010-06-08 Thread Jeff Amiel
On 6/8/10 10:47 AM, "Stephen Frost" wrote: > Then you've been through this before.. Perhaps you should go check out > what you did then. Back before 8.1, we didn't use OIDs for > users/groups. :) Changing to OIDs was part of the work that I did to > add role support. Hmmm...this code has b

Re: [GENERAL] Restore roles with same oid

2010-06-08 Thread Stephen Frost
* Jeff Amiel (jam...@istreamimaging.com) wrote: > On 6/8/10 10:39 AM, "Stephen Frost" wrote: > > I'm afriad you're not going to have a choice.. I would recommend > > creating a mapping from the old IDs to the new ones as part of this > > upgrade, to keep the historical information. Guess it's no

Re: [GENERAL] Restore roles with same oid

2010-06-08 Thread Jeff Amiel
On 6/8/10 10:39 AM, "Stephen Frost" wrote: > I'm afriad you're not going to have a choice.. I would recommend > creating a mapping from the old IDs to the new ones as part of this > upgrade, to keep the historical information. Guess it's not nice to > point this out- but you really shouldn't h

Re: [GENERAL] Restore roles with same oid

2010-06-08 Thread Stephen Frost
* Jeff Amiel (jam...@istreamimaging.com) wrote: > On 6/8/10 10:30 AM, "Thom Brown" wrote: > > Can't you switch to using role names? I don't think oids are intended > > to be used by anything other than PostgreSQL. > > :( If only I couldmassive audit tables contain these IDs with years of > d

Re: [GENERAL] Restore roles with same oid

2010-06-08 Thread Jeff Amiel
On 6/8/10 10:30 AM, "Thom Brown" wrote: > Can't you switch to using role names? I don't think oids are intended > to be used by anything other than PostgreSQL. :( If only I couldmassive audit tables contain these IDs with years of data We have a plan to change to sequence values store

Re: [GENERAL] Restore roles with same oid

2010-06-08 Thread Thom Brown
On 8 June 2010 15:59, Jeff Amiel wrote: > We currently use the 'usesysid' column from pg_shadow (which is really > pg_authid.oid I assume) for a trigger-based auditing mechanism. > > We are about to do a dump from an 8.2 database into 8.4 and would like to > preserve the usesysid/oid when restorin

[GENERAL] Restore roles with same oid

2010-06-08 Thread Jeff Amiel
We currently use the 'usesysid' column from pg_shadow (which is really pg_authid.oid I assume) for a trigger-based auditing mechanism. We are about to do a dump from an 8.2 database into 8.4 and would like to preserve the usesysid/oid when restoring. No matter what options I throw ad pg_dumpall,

Re: [GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Vick Khera
On Tue, Jun 8, 2010 at 9:26 AM, Jeff Amiel wrote: > That being said, the fact that each time this has happened, it has been a > slony index that has been corrupt, I find it 'odd'.  While I can't imagine a > bug in slony corrupting postgres indexes...and I can't imagine a bug in > postgres corru

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread Stephen Frost
* John Gage (jsmg...@numericable.fr) wrote: > But either I am a visitor from the Crab Nebula, or there is someone else > out there who would like to have a text file of the entire > documentation. Soo.. there are quite a few man pages, and in-psql's help is also pretty nice (\h and \?). That

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread Justin Graf
On 6/8/2010 9:23 AM, Peter Hunsberger wrote: > On Tue, Jun 8, 2010 at 4:04 AM, John Gage wrote: > >> Unix is a text-based operating system with unbelievably helpful text >> manipulation tools. >> >> Postgres is a creature of Unix which happens to have unbelievable text >> searching and manipul

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread Peter Hunsberger
On Tue, Jun 8, 2010 at 4:04 AM, John Gage wrote: > Unix is a text-based operating system with unbelievably helpful text > manipulation tools. > > Postgres is a creature of Unix which happens to have unbelievable text > searching and manipulation tools. > > Yet, the only one file edition of the Pos

Re: [GENERAL] Cognitive dissonance

2010-06-08 Thread Lew
John Gage wrote: I also use the National Library of Medicine's MeSH subject headings. 25,000 descriptors with definitions, synonyms and a lot of other things. They give it to you in single files either as text, xml, or other ways. Big files. Hundreds of megabytes. That makes it so that you can do

[GENERAL] >>relation with OID 1211822032 does not exist

2010-06-08 Thread Dhaval Jaiswal
Hi All, We are getting following error on intermittent basis when we write data into database. We are on postgreSQL 8.0.2, with slony I. We used to stop the replication, taking back-up from the primary, restore it on secondary server and again start the replication again. We used to do above ac

[GENERAL] 3rd time is a charm.....right sibling is not next child crash.

2010-06-08 Thread Jeff Amiel
Not looking for help...just putting some data out there. 2 previous crashes caused by corrupt slony indexes http://archives.postgresql.org/pgsql-general/2010-02/msg00022.php http://archives.postgresql.org/pgsql-general/2009-12/msg01172.php New one yesterday. Jun 7 15:05:01 db-1 postgres[9334]

Re: [GENERAL] >>relation with OID 1211822032 does not exist

2010-06-08 Thread Craig Ringer
On 8/06/2010 8:25 PM, Jaiswal Dhaval Sudhirkumar wrote: Hi All, We are getting following error on intermittent basis when we write data into database. We are on postgreSQL 8.0.2 While this doesn't help you track down your problem directly ... 8.0.2? Really? Version 8.0 is up to patch level 25

Re: [GENERAL] Re: Error on Windows server could not open relation base/xxx/xxx Permission denied

2010-06-08 Thread John T. Dow
On Tue, 08 Jun 2010 10:25:49 +0800, Craig Ringer wrote: >On 8/06/2010 9:11 AM, John T. Dow wrote: >> OP here >> >> We removed AVG from the computer and rebooted. >> >> Same problem. > >OK, good to know. Thanks very much for testing that, and my apologies >for recommending something that didn'

[GENERAL] >>relation with OID 1211822032 does not exist

2010-06-08 Thread Jaiswal Dhaval Sudhirkumar
Hi All, We are getting following error on intermittent basis when we write data into database. We are on postgreSQL 8.0.2, with slony I. We used to stop the replication, taking back-up from the primary, restore it on secondary server and again start the replication again. We used to do above acti

Re: [GENERAL] Performance drop after upgrading to 8.4.4?

2010-06-08 Thread Merlin Moncure
On Thu, Jun 3, 2010 at 9:22 AM, Max Williams wrote: > Hi, > > I was doing some benchmarking while changing configuration options to try to > get more performance out of our postgresql servers and noticed that when > running pgbench against 8.4.3 vs 8.4.4 on identical hardware and > configuration t

[GENERAL] Cognitive dissonance

2010-06-08 Thread John Gage
Unix is a text-based operating system with unbelievably helpful text manipulation tools. Postgres is a creature of Unix which happens to have unbelievable text searching and manipulation tools. Yet, the only one file edition of the Postgres documentation is in...pdf format. Huh? I know

Re: [GENERAL] Deferrable constraint checking with SAVEPOINT?

2010-06-08 Thread Dean Rasheed
On 8 June 2010 03:02, Mike Toews wrote: > Hi, > > I have a question that is not specified in the docs[1]. I am using > deferrable constraints in a transaction with SET CONSTRAINTS ALL > DEFERRED. Now I know that DEFERRED constraints are not checked until > transaction COMMIT (i.e., the end), howev