Re: [GENERAL] Building Pg 8.2.4 on AIX 5.3 doesn't produce shared libs?

2007-05-08 Thread Albe Laurenz
> Sic Transit Gloria Mundi writes: >> I would like to use Perl, DBI, and DBD::Pg on AIX. As I >> understand it, I need a shared lib version of the client libs >> for this. >> >> When building on AIX5.3 ML04 (powerpc_power5, 64 bit), it >> seems only the static libraries are built. This seems

Re: [GENERAL] Spliting a string in plpgsql

2007-05-08 Thread Albe Laurenz
> Jasbinder Singh Bali <[EMAIL PROTECTED]> schrieb: >> I'm writing a function in plpgsql and i need to do the following: >> >> I have a string in the following format. >> >> mail.yahoo.com >> >> In this string, i need to figure out the number of dots in it and split the >> string into two on las

Re: [GENERAL] Views- Advantages and Disadvantages

2007-05-08 Thread Andrej Ricnik-Bay
On 5/9/07, Ashish Karalkar <[EMAIL PROTECTED]> wrote: Hello All, Hi, Can anybody please point me to Advantages and Disadvantages of using view The most obvious advantage (for me, anyway) is to restrict which columns a user can see in a table. I'm sure there are others. With Regards Ashi

Re: [GENERAL] problem with a conditional statement

2007-05-08 Thread Albe Laurenz
Kirk Wythers wrote: >>> I am struggling to get a CASE WHEN statement to work within another >>> CASE WHEN. Here is my original code: >>> >>> SELECT CASE WHEN w.station_id = site_near.station_id THEN w.obs_id ELSE >>> s.obs_id END AS obs_id, site_near.station_id, site_near.longname, >>> w.year, w.d

[GENERAL] Views- Advantages and Disadvantages

2007-05-08 Thread Ashish Karalkar
Hello All, Can anybody please point me to Advantages and Disadvantages of using view With Regards Ashish...

Re: [GENERAL] printing variable values in pl/pgsql functions

2007-05-08 Thread Martin Gainty
\echo will print contents of whatever follows http://www.postgresql.org/docs/8.1/static/app-psql.html M-- This email message and any files transmitted with it contain confidential information intended only for the person(s) to whom this email message is addressed. If you have received this email

Re: [GENERAL] printing variable values in pl/pgsql functions

2007-05-08 Thread Jasbinder Singh Bali
you can use RAISE NOTICE 'i want to print % and %', var1,var2; then run your function and click the MESSAGE tab at the bottom of your query analyzer screen and you'll see sometime like NOTICE: i want to print and wrote: Hi, I have a pl/pgsql in which i have to print various variable value

[GENERAL] printing variable values in pl/pgsql functions

2007-05-08 Thread Harpreet Dhaliwal
Hi, I have a pl/pgsql in which i have to print various variable values during the execution of the function to see what values are getting populated inside those variables with due course of time. PRINT doesn't work. Can anyone tell me how to print these values?? Thanks, ~Harpreet

[GENERAL] printing variable values in pl/pgsql functions

2007-05-08 Thread Harpreet Dhaliwal
Hi, I have a pl/pgsql in which i have to print various variable values during the execution of the function to see what values are getting populated inside those variables with due course of time. PRINT doesn't work. Can anyone tell me how to print these values?? Thanks, ~Harpreet

Re: [GENERAL] Idle session timeout?

2007-05-08 Thread Scott Marlowe
On Tue, 2007-05-08 at 17:35, Sean Murphy wrote: > Scott Marlowe wrote: > > Well, you could set it on individual workstations instead of on the > > server. I.e. if you set tcp_keepalive on your workstation to 500, but > > leave Wally and Dilbert set at the default 7200 then they'd still > > timeou

Re: [GENERAL] Idle session timeout?

2007-05-08 Thread Paul Lambert
Sean Murphy wrote: Scott Marlowe wrote: On Tue, 2007-05-08 at 15:59, Sean Murphy wrote: Scott Marlowe wrote: On Tue, 2007-05-08 at 12:19, Sean Murphy wrote: Tom Lane wrote: Sean Murphy <[EMAIL PROTECTED]> writes: I'm WAY out of my depth here, but my impression, based on the circumstances, i

Re: [GENERAL] Idle session timeout?

2007-05-08 Thread Sean Murphy
Scott Marlowe wrote: > On Tue, 2007-05-08 at 15:59, Sean Murphy wrote: >> Scott Marlowe wrote: >>> On Tue, 2007-05-08 at 12:19, Sean Murphy wrote: Tom Lane wrote: > Sean Murphy <[EMAIL PROTECTED]> writes: >> I'm WAY out of my depth here, but my impression, based on the >> circumsta

Re: [GENERAL] Idle session timeout?

2007-05-08 Thread Scott Marlowe
On Tue, 2007-05-08 at 15:59, Sean Murphy wrote: > Scott Marlowe wrote: > > On Tue, 2007-05-08 at 12:19, Sean Murphy wrote: > >> Tom Lane wrote: > >>> Sean Murphy <[EMAIL PROTECTED]> writes: > I'm WAY out of my depth here, but my impression, based on the > circumstances, is that there is s

Re: [GENERAL] PG on Debian 4.0.x ?

2007-05-08 Thread Brent Wood
Andreas wrote: Hi, I compiled the latest and greatest PG server on SUSE systems until now. Now I want to stay with the "official" binaries of the Debian project because I plan to evaluate if it is really that good for a server as everybody is telling me. It should get a server with only the m

Re: [GENERAL] log shipping/DB recovery with PostgreSQL 7.4

2007-05-08 Thread Joshua D. Drake
Porell, Chris wrote: Thanks for the info. What, then, is the best way to achieve my goal of having a "standby" DB that can be kept within 15 minutes or so in sync with the primary? periodic pg_dump/restore? Unfortunately, I can't upgrade right now. www.slony.info -Original Message--

Re: [GENERAL] log shipping/DB recovery with PostgreSQL 7.4

2007-05-08 Thread Porell, Chris
Thanks for the info. What, then, is the best way to achieve my goal of having a "standby" DB that can be kept within 15 minutes or so in sync with the primary? periodic pg_dump/restore? Unfortunately, I can't upgrade right now. -Original Message- From: Joshua D. Drake [mailto:[EMAIL P

Re: [GENERAL] Idle session timeout?

2007-05-08 Thread Sean Murphy
Scott Marlowe wrote: > On Tue, 2007-05-08 at 12:19, Sean Murphy wrote: >> Tom Lane wrote: >>> Sean Murphy <[EMAIL PROTECTED]> writes: I'm WAY out of my depth here, but my impression, based on the circumstances, is that there is some sort of an idle session timeout kicking in (most li

[GENERAL] Pulling data from a filesystem level backup

2007-05-08 Thread Steve Atkins
So, I have a customer who just had their "pg_dump? what's that?" moment after some broken software managed to delete everything in a table. But they do have filesystem level backups. It's running on 7.4.something, and the tables contain just varchar, text, integer and timestamp data. I'm going to

Re: [GENERAL] log shipping/DB recovery with PostgreSQL 7.4

2007-05-08 Thread Joshua D. Drake
Porell, Chris wrote: I am trying to bring up a disaster recovery database using a cold-copy of the datafiles on a different machine. I've got all WAL files since this copy was made. Is it possible to make a 7.4 DB apply the WALs to the DB when I bring it up? No, you need to be running >8.x.

[GENERAL] log shipping/DB recovery with PostgreSQL 7.4

2007-05-08 Thread Porell, Chris
I am trying to bring up a disaster recovery database using a cold-copy of the datafiles on a different machine. I've got all WAL files since this copy was made. Is it possible to make a 7.4 DB apply the WALs to the DB when I bring it up? Thanks! Chris -

Re: [GENERAL] Server specs to run PostgreSQL

2007-05-08 Thread Scott Marlowe
On Tue, 2007-05-08 at 14:25, Scott Marlowe wrote: > On Tue, 2007-05-08 at 14:04, MaRCeLO PeReiRA wrote: > > Hi there, > > > > Actually my PostgreSQL server is running on a Athlon > > XP 1800+, 512Mb RAM, IDE Disks, 10/100 netcard. > > > > I would like to buy a new server, could you please > > giv

Re: [GENERAL] PostgreSql embedded available?

2007-05-08 Thread Björn Lundin
8 maj 2007 kl. 21.07 skrev Rich Shepard: On Tue, 8 May 2007, Scott Marlowe wrote: Is there a version of PostgreSql that can be embedded with an application? Nope, and it's not real likely to happen. Take a look at sqllite. Yes, SQLite (http://www.sqlite.org/) is the way to go for em

Re: [GENERAL] Server specs to run PostgreSQL

2007-05-08 Thread Ron Johnson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 05/08/07 14:04, MaRCeLO PeReiRA wrote: > Hi there, > > Actually my PostgreSQL server is running on a Athlon > XP 1800+, 512Mb RAM, IDE Disks, 10/100 netcard. > > I would like to buy a new server, could you please > give me some information about t

Re: [GENERAL] Server specs to run PostgreSQL

2007-05-08 Thread Scott Marlowe
On Tue, 2007-05-08 at 14:04, MaRCeLO PeReiRA wrote: > Hi there, > > Actually my PostgreSQL server is running on a Athlon > XP 1800+, 512Mb RAM, IDE Disks, 10/100 netcard. > > I would like to buy a new server, could you please > give me some information about the specs?? > > Is it important to ha

[GENERAL] Server specs to run PostgreSQL

2007-05-08 Thread MaRCeLO PeReiRA
Hi there, Actually my PostgreSQL server is running on a Athlon XP 1800+, 512Mb RAM, IDE Disks, 10/100 netcard. I would like to buy a new server, could you please give me some information about the specs?? Is it important to have a Dual (or even Quad) processor??? Will PostgreSQL use them?? What

Re: [GENERAL] PostgreSql embedded available?

2007-05-08 Thread Rich Shepard
On Tue, 8 May 2007, Scott Marlowe wrote: Is there a version of PostgreSql that can be embedded with an application? Nope, and it's not real likely to happen. Take a look at sqllite. Yes, SQLite (http://www.sqlite.org/) is the way to go for embedded RDBMS. Syntax is close to that of postg

Re: [GENERAL] PostgreSql embedded available?

2007-05-08 Thread Scott Marlowe
On Tue, 2007-05-08 at 13:26, Austin Winstanley wrote: > Is there a version of PostgreSql that can be embedded with an > application? > > I have a Mono application and when I deploy it, I would like to deploy > a postgresql database with it, but embedded, so the end user doesn't > have to install p

Re: [GENERAL] PostgreSql embedded available?

2007-05-08 Thread Tino Wildenhain
Austin Winstanley schrieb: Is there a version of PostgreSql that can be embedded with an application? I have a Mono application and when I deploy it, I would like to deploy a postgresql database with it, but embedded, so the end user doesn't have to install postgresql seperately. Is this possi

Re: [GENERAL] Idle session timeout?

2007-05-08 Thread Scott Marlowe
On Tue, 2007-05-08 at 12:19, Sean Murphy wrote: > Tom Lane wrote: > > Sean Murphy <[EMAIL PROTECTED]> writes: > >> I'm WAY out of my depth here, but my impression, based on the > >> circumstances, is that there is some sort of an idle session timeout > >> kicking in (most likely on the client side)

[GENERAL] PostgreSql embedded available?

2007-05-08 Thread Austin Winstanley
Is there a version of PostgreSql that can be embedded with an application? I have a Mono application and when I deploy it, I would like to deploy a postgresql database with it, but embedded, so the end user doesn't have to install postgresql seperately. Is this possible? -- Thanks, Austin Winsta

Re: [GENERAL] Time of previous REINDEX execution..

2007-05-08 Thread Jeff Davis
On Tue, 2007-05-08 at 13:21 +0100, Anoo Pillai wrote: > Hi, > > How to get the time at which the previous REINDEX command was run? > I don't think that information is explicitly stored. You can log statements like that and that might help in the future. If you really need to know, a REINDEX

Re: [GENERAL] PG on Debian 4.0.x ?

2007-05-08 Thread Jeff Davis
On Tue, 2007-05-08 at 18:09 +0200, Andreas wrote: > Hi, > > I compiled the latest and greatest PG server on SUSE systems until now. > > Now I want to stay with the "official" binaries of the Debian project > because I plan to evaluate if it is really that good for a server as > everybody is tel

Re: [GENERAL] PITR and tar

2007-05-08 Thread Jeff Davis
On Tue, 2007-05-08 at 13:24 -0400, Merlin Moncure wrote: > On 5/8/07, Jeff Davis <[EMAIL PROTECTED]> wrote: > > On Tue, 2007-05-08 at 08:47 +0200, Albe Laurenz wrote: > > > > The docs recommend using tar to perform a base backup for PITR. > > > > > > > > Usually, tar reports notices like: > > > > "

Re: [GENERAL] Idle session timeout?

2007-05-08 Thread Sean Murphy
Tom Lane wrote: > Sean Murphy <[EMAIL PROTECTED]> writes: >> I'm WAY out of my depth here, but my impression, based on the >> circumstances, is that there is some sort of an idle session timeout >> kicking in (most likely on the client side) and dropping the connection. > > There's no such timeout

Re: [GENERAL] PITR and tar

2007-05-08 Thread Merlin Moncure
On 5/8/07, Jeff Davis <[EMAIL PROTECTED]> wrote: On Tue, 2007-05-08 at 08:47 +0200, Albe Laurenz wrote: > > The docs recommend using tar to perform a base backup for PITR. > > > > Usually, tar reports notices like: > > "tar: Truncated write; file may have grown while being archived." > > Did you

Re: [GENERAL] PITR and tar

2007-05-08 Thread Jeff Davis
On Tue, 2007-05-08 at 08:47 +0200, Albe Laurenz wrote: > > The docs recommend using tar to perform a base backup for PITR. > > > > Usually, tar reports notices like: > > "tar: Truncated write; file may have grown while being archived." > > Did you call pg_start_backup(text) before you started to

Re: [GENERAL] PITR and tar

2007-05-08 Thread Jeff Davis
On Tue, 2007-05-08 at 10:25 -0500, Jim Nasby wrote: > On May 7, 2007, at 1:58 PM, Jeff Davis wrote: > > Second, it seems that it can cause a bad backup to occur if you > > pass the > > "z" option to tar. Instead, piping the output of tar through the > > compression program seems to avoid that pro

Re: [GENERAL] Idle session timeout?

2007-05-08 Thread Tom Lane
Sean Murphy <[EMAIL PROTECTED]> writes: > I'm WAY out of my depth here, but my impression, based on the > circumstances, is that there is some sort of an idle session timeout > kicking in (most likely on the client side) and dropping the connection. There's no such timeout in the Postgres server,

Re: [GENERAL] Spliting a string in plpgsql

2007-05-08 Thread Andreas Kretschmer
Jasbinder Singh Bali <[EMAIL PROTECTED]> schrieb: > Hi, > I'm writing a function in plpgsql and i need to do the following: > > I have a string in the following format. > > _m_a_i_l_._y_a_h_o_o_._c_o_m > > In this string, i need to figure out the number of dots in it and split the

[GENERAL] Idle session timeout?

2007-05-08 Thread Sean Murphy
I've got a bunch of users on VB applications connecting to PG 8.2.3 via psqlodbc with SSL. For a variety of reasons, some good, some probably bad, I have the app open a connection and leave it open, using it as needed to run queries back and forth. If I look in my logs, I see loans of little clust

[GENERAL] Spliting a string in plpgsql

2007-05-08 Thread Jasbinder Singh Bali
Hi, I'm writing a function in plpgsql and i need to do the following: I have a string in the following format. mail.yahoo.com In this string, i need to figure out the number of dots in it and split the string into two on last but one dot. Is there any way to accomplish this. Please let me know

Re: [GENERAL] Building Pg 8.2.4 on AIX 5.3 doesn't produce shared libs?

2007-05-08 Thread Tom Lane
Sic Transit Gloria Mundi <[EMAIL PROTECTED]> writes: > I would like to use Perl, DBI, and DBD::Pg on AIX. As I understand it, I > need a shared lib version of the client libs for this. > When building on AIX5.3 ML04 (powerpc_power5, 64 bit), it seems only the > static libraries are built. This

[GENERAL] npgsql and standard_conforming_strings

2007-05-08 Thread William Garrison
I use npgsql 1.0 to access a PostgreSql 8.2.3 database. Recently, I decided to test with standard_conforming_strings = on and I noticed that npgsql still sends double-backslashes, which corrupts the data. This is especially bad with byte arrays: if I insert N bytes I get back 4*N bytes becaus

[GENERAL] Building Pg 8.2.4 on AIX 5.3 doesn't produce shared libs?

2007-05-08 Thread Sic Transit Gloria Mundi
I would like to use Perl, DBI, and DBD::Pg on AIX. As I understand it, I need a shared lib version of the client libs for this. When building on AIX5.3 ML04 (powerpc_power5, 64 bit), it seems only the static libraries are built. This seems true with either xlc (8.x) or gcc (3.3.2). Everythi

Re: [GENERAL] Some problem with warm standby server

2007-05-08 Thread Nico Sabbi
Simon Riggs wrote: then I updated the master with a batch of inserts, but after a while the slave stopped with these messages: LOG: restored log file "00010021" from archive LOG: record with zero length at 0/2148 LOG: invalid primary checkpoint record LOG: restored log

[GENERAL] PG on Debian 4.0.x ?

2007-05-08 Thread Andreas
Hi, I compiled the latest and greatest PG server on SUSE systems until now. Now I want to stay with the "official" binaries of the Debian project because I plan to evaluate if it is really that good for a server as everybody is telling me. It should get a server with only the minimum of progra

Re: [GENERAL] SELECT TIMESTAMP WITH TIME ZONE ... AT TIME ZOME as inverted meaning with UTC times...

2007-05-08 Thread Tom Lane
"Andreas Schultz" <[EMAIL PROTECTED]> writes: > MST is UTC-07, so i would expect that i can replace MST with UTC-07, but: > # SELECT TIMESTAMP WITH TIME ZONE '2001-02-16 20:38:40-05' AT TIME > ZONE 'UTC-07'; > timezone > - > 2001-02-17 08:38:40 > The time returned is at

Re: [GENERAL] Continuous Archiving for Multiple Warm StandbyServers

2007-05-08 Thread Simon Riggs
On Mon, 2007-05-07 at 15:10 -0500, Thomas F. O'Connell wrote: > I'm attempting to design a postgres system whereby an authoritative > primary server simultaneously feeds continuous archives to a number of > warm standby servers that live both on the local network and on remote > networks. > The s

Re: [GENERAL] Any "guide to indexes" exists?

2007-05-08 Thread Jim Nasby
On May 7, 2007, at 11:01 AM, Karsten Hilbert wrote: On Mon, May 07, 2007 at 10:47:24AM -0500, Jim Nasby wrote: GiST can also be useful if you have to query in multiple dimensions, which can occur outside the normal case of geometry. Best example I know of is a table containing duration informati

Re: [GENERAL] Slow query and indexes...

2007-05-08 Thread Jim Nasby
There are other ways to influence the selection of a seqscan, notably effective_cache_size and random_page_cost. First, you need to find out at what point a seqscan is actually faster than an index scan. That's going to be a trial and error search, but eventually if you're going back far en

Re: [GENERAL] Slow query and indexes...

2007-05-08 Thread Jim Nasby
On May 8, 2007, at 3:29 AM, PFC wrote: Create a table which contains your list of loggers (since it's good normalization anyway, you probably have it already) and have your data table's logger_id REFERENCE it BTW, you could do that dynamically with a subselect: (SELECT DISTINCT logger_id F

[GENERAL] SELECT TIMESTAMP WITH TIME ZONE ... AT TIME ZOME as inverted meaning with UTC times...

2007-05-08 Thread Andreas Schultz
Hi, From the documentation: # SELECT TIMESTAMP WITH TIME ZONE '2001-02-16 20:38:40-05' AT TIME ZONE 'MST'; timezone - 2001-02-16 18:38:40 MST is UTC-07, so i would expect that i can replace MST with UTC-07, but: # SELECT TIMESTAMP WITH TIME ZONE '2001-02-16 20:38:40-

Re: [GENERAL] problem with a conditional statement

2007-05-08 Thread Kirk Wythers
On May 8, 2007, at 2:02 AM, Albe Laurenz wrote: Kirk Wythers wrote: I am struggling to get a CASE WHEN statement to work within another CASE WHEN. Here is my original code: SELECT CASE WHEN w.station_id = site_near.station_id THEN w.obs_id ELSE s.obs_id END AS obs_id, site_near.station_id

Re: [GENERAL] Continuous Archiving for Multiple Warm Standby Servers

2007-05-08 Thread Jim Nasby
On May 7, 2007, at 3:10 PM, Thomas F. O'Connell wrote: I'm attempting to design a postgres system whereby an authoritative primary server simultaneously feeds continuous archives to a number of warm standby servers that live both on the local network and on remote networks. The sticking po

Re: [GENERAL] PITR and tar

2007-05-08 Thread Jim Nasby
On May 7, 2007, at 1:58 PM, Jeff Davis wrote: Second, it seems that it can cause a bad backup to occur if you pass the "z" option to tar. Instead, piping the output of tar through the compression program seems to avoid that problem (i.e. "tar cf - ... | gzip > ..."). I am using FreeBSD's tar, o

Re: [GENERAL] Dangers of fsync = off

2007-05-08 Thread Andrew Sullivan
On Fri, May 04, 2007 at 08:54:10AM -0600, Joel Dice wrote: > > My next question is this: what are the dangers of turning fsync off in the > context of a high-availablilty cluster using asynchronous replication? My real question is why you want to turn it off. If you're using a battery-backed ca

Re: [GENERAL] are foreign keys realized as indexes?

2007-05-08 Thread Tom Lane
Martijn van Oosterhout <[EMAIL PROTECTED]> writes: > On Tue, May 08, 2007 at 02:14:54PM +0200, Felix Kater wrote: >> There is *no complete* substitute for foreign keys by using *indexes* >> since I'd loose the referencial integrity (whereas for unique contraints >> there *is* a full replacement usi

Re: [GENERAL] pg_contraint: 'action code' ?

2007-05-08 Thread Tom Lane
Felix Kater <[EMAIL PROTECTED]> writes: > where are the 'action code' (type char) of foreign keys defined for ON > DELETE resp. ON UPDATE for the actions NO ACTION, RESTRICT, CASCADE, SET > NULL, SET DEFAULT in pg_contraint? Per the comment in pg_constraint.h: /* * Valid values for confupdtype a

Re: [GENERAL] are foreign keys realized as indexes?

2007-05-08 Thread Martijn van Oosterhout
On Tue, May 08, 2007 at 02:14:54PM +0200, Felix Kater wrote: > If I get you right: > > There is *no complete* substitute for foreign keys by using *indexes* > since I'd loose the referencial integrity (whereas for unique contraints > there *is* a full replacement using indexes)? A unique index is

[GENERAL] pg_contraint: 'action code' ?

2007-05-08 Thread Felix Kater
Hi, where are the 'action code' (type char) of foreign keys defined for ON DELETE resp. ON UPDATE for the actions NO ACTION, RESTRICT, CASCADE, SET NULL, SET DEFAULT in pg_contraint? In the manual (8.2) it is mentioned but not explained. Thank You Felix ---(end of broadc

Re: [GENERAL] are foreign keys realized as indexes?

2007-05-08 Thread Felix Kater
On Tue, 8 May 2007 14:19:12 +0200 Peter Eisentraut <[EMAIL PROTECTED]> wrote: > > I like to keep my pg interface small: Can I replace foreign keys by > > using indexes somehow? > > Not while preserving the semantics. I am not bound to indexes, however, wonder if foreign keys itself are non-atomi

Re: [GENERAL] are foreign keys realized as indexes?

2007-05-08 Thread Raymond O'Donnell
On 08/05/2007 13:14, Felix Kater wrote: There is *no complete* substitute for foreign keys by using *indexes* since I'd loose the referencial integrity (whereas for unique contraints there *is* a full replacement using indexes)? Here's my understandingan index is just that (an index) and n

[GENERAL] Time of previous REINDEX execution..

2007-05-08 Thread Anoo Pillai
Hi, How to get the time at which the previous REINDEX command was run? With Thanks in advance, AnooS

Re: [GENERAL] are foreign keys realized as indexes?

2007-05-08 Thread Peter Eisentraut
Am Dienstag, 8. Mai 2007 13:32 schrieb Felix Kater: > I like to keep my pg interface small: Can I replace foreign keys by > using indexes somehow? Not while preserving the semantics. -- Peter Eisentraut http://developer.postgresql.org/~petere/ ---(end of broadcast)--

Re: [GENERAL] are foreign keys realized as indexes?

2007-05-08 Thread Felix Kater
On Tue, 08 May 2007 12:48:30 +0100 Raymond O'Donnell <[EMAIL PROTECTED]> wrote: > You can do that, but you'll lose the enforcement of referential > integrity, which is what foreign keys give you. If I get you right: There is *no complete* substitute for foreign keys by using *indexes* since I'd

Re: [GENERAL] are foreign keys realized as indexes?

2007-05-08 Thread Raymond O'Donnell
On 08/05/2007 12:32, Felix Kater wrote: I like to keep my pg interface small: Can I replace foreign keys by using indexes somehow? (This is at least possible for primary key columns which can be replaced by suitable indexes.) You can do that, but you'll lose the enforcement of referential int

[GENERAL] are foreign keys realized as indexes?

2007-05-08 Thread Felix Kater
Hi, I like to keep my pg interface small: Can I replace foreign keys by using indexes somehow? (This is at least possible for primary key columns which can be replaced by suitable indexes.) Thank You Felix ---(end of broadcast)--- TIP 1: if posting

Re: [GENERAL] /var/run/postgresql ??

2007-05-08 Thread Manuel Preliteiro
Your a life saver :D Thank you for the super fast anser Manuel On 5/8/07, Zoltan Boszormenyi <[EMAIL PROTECTED]> wrote: Hi, Manuel Preliteiro írta: > Hello, i have installed postgresql version 8.1.4-1.1 in Fedora 6 I have the same system. > Since I'm very Linux unexperienced I used yum for

Re: [GENERAL] /var/run/postgresql ??

2007-05-08 Thread Zoltan Boszormenyi
Hi, Manuel Preliteiro írta: Hello, i have installed postgresql version 8.1.4-1.1 in Fedora 6 I have the same system. Since I'm very Linux unexperienced I used yum for this purpose. I have all the commands installed, liek createdb (under /usr/bin/createdb witch is not the location specified

Re: [GENERAL] shmget fails on OS X with proper settings

2007-05-08 Thread Christopher S Martin
Just a final note: Changing shmall did fix the problem. Thanks to everyone for the help. the final working settings i used are: kern.sysv.shmmax=4194304 kern.sysv.shmmin=1 kern.sysv.shmmni=32 kern.sysv.shmseg=8 kern.sysv.shmall=4194304 I'm wondering how I managed to get it to work before, witho

[GENERAL] /var/run/postgresql ??

2007-05-08 Thread Manuel Preliteiro
Hello, i have installed postgresql version 8.1.4-1.1 in Fedora 6 Since I'm very Linux unexperienced I used yum for this purpose. I have all the commands installed, liek createdb (under /usr/bin/createdb witch is not the location specified in the online manual), i also have the psql "shell/interf

Re: [GENERAL] Slow query and indexes...

2007-05-08 Thread PFC
Thanks for a good answer, I'll try to find a workaround. The number of data_loggers will change, but not to frequently. I was actually hoping to make a view showing the latest data for each logger, maybe I can manage that with a stored procedure thingy... - Create a table which contains your

Re: [GENERAL] tokenize string for tsearch?

2007-05-08 Thread Magnus Hagander
On Mon, May 07, 2007 at 05:31:02PM -0700, Ottavio Campana wrote: > Hi, I'm trying to use tsearch2 for the first time and I'm having a > problem setting up a query > > If I execute > > SELECT * from test_table where ts_desc @@ to_tsquery ('hello&world'); > > it works, but I'm having the problem t

Re: [GENERAL] problem with a conditional statement

2007-05-08 Thread Albe Laurenz
Kirk Wythers wrote: > I am struggling to get a CASE WHEN statement to work within another > CASE WHEN. Here is my original code: > > SELECT CASE WHEN w.station_id = site_near.station_id THEN w.obs_id ELSE > s.obs_id END AS obs_id, site_near.station_id, site_near.longname, > w.year, w.doy, w.