[GENERAL] Enforcing Join condition

2007-11-14 Thread சிவகுமார் மா
Is there a way to force join conditions in queries i.e. When a join is made to a table on a particular field, another column should also be checked? CREATE TABLE test (info_type varchar(3), info_reference integer); (depending on info_type, info_reference will contain key values from different tabl

Re: [GENERAL] stripping HTML, SQL injections ...

2007-11-14 Thread Scott Marlowe
On Nov 14, 2007 4:51 PM, A.M. <[EMAIL PROTECTED]> wrote: > > > On Nov 14, 2007, at 4:23 PM, Scott Marlowe wrote: > > > On Nov 14, 2007 2:40 PM, madhtr <[EMAIL PROTECTED]> wrote: > >> Quick question, are there any native functions in PostGreSQL 8.1.4 > >> that will > >> strip HTML tags, escape chars

Re: [GENERAL] Bulk Load Ignore/Skip Feature

2007-11-14 Thread David Fetter
On Tue, Nov 13, 2007 at 08:50:36PM -0800, Willem Buitendyk wrote: > Will Postgresql ever implement an ignore on error feature when bulk > loading data? Currently it is my understanding that any record that > violates a unique constraint will cause the "copy from" command to > halt execution instea

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Bruce Momjian
Joshua D. Drake wrote: > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA1 > > On Wed, 14 Nov 2007 15:44:39 -0500 > brian <[EMAIL PROTECTED]> wrote: > > > I should have pointed out that I wasn't questioning whether or not > > there was an article that stated this. I was simply pointing out that > >

Re: [GENERAL] pg_dump problem

2007-11-14 Thread SHARMILA JOTHIRAJAH
You are right. There are no rows in pg_class with oids 670739 and 670741. Is that the problem? How do I fix that. Will deleting those rows from pg_depend fix this problem? Also I have another question. Should the pg tables (like pg_class etc) generally be vacuumed regularly? Thanks sharmila --

Re: [GENERAL] stripping HTML, SQL injections ...

2007-11-14 Thread Alvaro Herrera
Martin Gainty escribió: > this is a very simple html tag strip routine > I dont understand what security you had in mind .. > > so I take it you're not a fan of dojo or GWT? Let's say the user disables javascript on the browser? -- Alvaro Herrerahttp://www.advogato.org/

Re: [GENERAL] PITR and warm standby setup questions

2007-11-14 Thread Joshua D. Drake
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 14 Nov 2007 18:35:00 -0500 (EST) Bruce Momjian <[EMAIL PROTECTED]> wrote: > Dhaval Shah wrote: > > No problem. > > > > One more question, is there a way to find out, without going > > through a test install, and from release notes etc. for 8.

[GENERAL] Variable LIMIT and OFFSET in SELECTs

2007-11-14 Thread Reg Me Please
Hi all. I'd need to implement a "parametric windowed select" over a table called "atable". The idea is to have a one row table to maintain the LIMIT and the OFFSET for the selects. If I try this: create table limoff( l int, o int ); insert into limoff values ( 10,2 ); select a.* from atable a,lim

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Joshua D. Drake
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 14 Nov 2007 19:01:04 + Richard Huxton <[EMAIL PROTECTED]> wrote: > Joshua D. Drake wrote: > > -BEGIN PGP SIGNED MESSAGE- > > Hash: SHA1 > > > > On Wed, 14 Nov 2007 12:49:37 -0600 > > Tony Caduto <[EMAIL PROTECTED]> wrote: > >> Her

[GENERAL] Qeury a boolean column?(using postgresql & EJB)

2007-11-14 Thread dycharles
hello, i have a database in postgresql that have a column boolean, then when i create a query in ejb like this(SELECT e.letsaythisisboolean FROM sample e), now problem is that when i query the database in ejb, it will return all the false value in the column boolean, and the true value will no

Re: [GENERAL] stripping HTML, SQL injections ...

2007-11-14 Thread Martin Gainty
this is a very simple html tag strip routine I dont understand what security you had in mind .. so I take it you're not a fan of dojo or GWT? M-- - Original Message - From: "Ian Barwick" <[EMAIL PROTECTED]> Cc: "Scott Marlowe" <[EMAIL PROTECTED]>; "pgsql-general" Sent: Wednesday, Novembe

Re: [GENERAL] stripping HTML, SQL injections ...

2007-11-14 Thread Ian Barwick
Martin, 2000/11/15, Martin Gainty <[EMAIL PROTECTED]>: > Scott- > > In JavaScript > http://www.java2s.com/Tutorial/JavaScript/0520__Regular-Expressions/StripHTM > L.htm I don't remember what the consensus was back in 2000 (your mail's timestamp), but in 2007 it's Not A Good Idea to rely on client

Re: [GENERAL] psql Segmentation fault

2007-11-14 Thread Robert Landrum
Tom Lane wrote: Robert Landrum <[EMAIL PROTECTED]> writes: Since we converted to PG8, we've been experiencing segfaults when the psql client exits. Hmm. We have heard that reported on OS X because of a bug in Apple's version of libedit, but not on any flavor of Linux. Your tests seem to elim

Re: [GENERAL] stripping HTML, SQL injections ...

2007-11-14 Thread Martin Gainty
Scott- In JavaScript http://www.java2s.com/Tutorial/JavaScript/0520__Regular-Expressions/StripHTM L.htm M-- - Original Message - From: "Scott Marlowe" <[EMAIL PROTECTED]> To: "A.M." <[EMAIL PROTECTED]> Cc: "pgsql-general" Sent: Wednesday, November 14, 2007 6:16 PM Subject: Re: [GENERAL]

Re: [GENERAL] pg_dump problem

2007-11-14 Thread SHARMILA JOTHIRAJAH
Hi Thanks PG version is 8.2.3 I queried the pg_depend using this query select * from pg_depend where objid in (670739,670741) or refobjid in (670739,670741) looks like the OIDs are there classid objid objsubid refclassid refobjid refobjsubid deptype -- -

Re: [GENERAL] PITR and warm standby setup questions

2007-11-14 Thread Scott Marlowe
On Nov 14, 2007 5:19 PM, Dhaval Shah <[EMAIL PROTECTED]> wrote: > No problem. > > One more question, is there a way to find out, without going through a > test install, and from release notes etc. for 8.3 if the database > needs migration from 8.2 to 8.3 or not. Well, you HAVE to do a dump from on

Re: [GENERAL] Serial IDs

2007-11-14 Thread Scott Marlowe
On Nov 14, 2007 5:17 PM, Bob Pawley <[EMAIL PROTECTED]> wrote: > Hi > > Is there any method of clearing the serial numbering so that ID references > can start afresh without rebuilding the database. > > Of I use postgresql as part of my application I would like to use pgdump to > ensure that I hav

Re: [GENERAL] PITR and warm standby setup questions

2007-11-14 Thread Bruce Momjian
Dhaval Shah wrote: > No problem. > > One more question, is there a way to find out, without going through a > test install, and from release notes etc. for 8.3 if the database > needs migration from 8.2 to 8.3 or not. What is migration? Application changes? The release notes pretty much tell yo

[GENERAL] Serial IDs

2007-11-14 Thread Bob Pawley
Hi Is there any method of clearing the serial numbering so that ID references can start afresh without rebuilding the database. Of I use postgresql as part of my application I would like to use pgdump to ensure that I have the latest version and starting the serial numbering at #1 would be

Re: [GENERAL] PITR and warm standby setup questions

2007-11-14 Thread Dhaval Shah
No problem. One more question, is there a way to find out, without going through a test install, and from release notes etc. for 8.3 if the database needs migration from 8.2 to 8.3 or not. Regards Dhaval On Nov 14, 2007 10:44 AM, Bruce Momjian <[EMAIL PROTECTED]> wrote: > Dhaval Shah wrote: > >

Re: [GENERAL] psql Segmentation fault

2007-11-14 Thread Tom Lane
Robert Landrum <[EMAIL PROTECTED]> writes: > Since we converted to PG8, we've been experiencing segfaults when the > psql client exits. Hmm. We have heard that reported on OS X because of a bug in Apple's version of libedit, but not on any flavor of Linux. Your tests seem to eliminate libreadli

Re: [GENERAL] stripping HTML, SQL injections ...

2007-11-14 Thread A.M.
On Nov 14, 2007, at 4:23 PM, Scott Marlowe wrote: On Nov 14, 2007 2:40 PM, madhtr <[EMAIL PROTECTED]> wrote: Quick question, are there any native functions in PostGreSQL 8.1.4 that will strip HTML tags, escape chars, etc? I can't think of a lot of native functions, but it's sure easy enoug

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Tom Lane
Tony Caduto <[EMAIL PROTECTED]> writes: > Who said anything was incorrect? It's just a bit misleading (the Info > Week Article). Three out of the four features mentioned in your quote are not part of core Postgres, so the author was obviously taking a very wide view of what "Postgres" is. Or was

[GENERAL] Windows x64 Port

2007-11-14 Thread Willem Buitendyk
Is there any plan to port Postgresql to windows x64? I can currently run Postgresql as 32 bit inside Vista 64 - would I see better performance if Postgresql was running under 64 bit. My biggest concern is memory - at 32 bit is not Postgresql limited to 4GB in windows? Thanks, Willem --

Re: [GENERAL] PITR and warm standby setup questions

2007-11-14 Thread Bruce Momjian
Dhaval Shah wrote: > I am on 8.2 production and it will be difficult to upgrade to 8.3. Is > it possible to backport the "%r" fix from 8.3 to 8.2? You need to troll through the CVS archives to find that patch and try to apply it to 8.2. This feature will not be backpatched because we don't backpa

Re: [GENERAL] stripping HTML, SQL injections ...

2007-11-14 Thread Scott Marlowe
On Nov 14, 2007 2:40 PM, madhtr <[EMAIL PROTECTED]> wrote: > Quick question, are there any native functions in PostGreSQL 8.1.4 that will > strip HTML tags, escape chars, etc? I can't think of a lot of native functions, but it's sure easy enough to roll your own with things like the regex function

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Joshua D. Drake
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 14 Nov 2007 15:44:39 -0500 brian <[EMAIL PROTECTED]> wrote: > I should have pointed out that I wasn't questioning whether or not > there was an article that stated this. I was simply pointing out that > the debugger was *not* included in the r

Re: [GENERAL] Windows x64 Port

2007-11-14 Thread Willem Buitendyk
nd your RAM will still be used for disk cache, since that's managed by the kernel. //Magnus __ NOD32 2658 (20071114) Information __ This message was checked by NOD32 antivirus system. http://www.eset.com ---(end of broadcast)--

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread brian
Tony Caduto wrote: brian wrote: I don't know what you're referring to when you say it was "advertised as a feature" but it's not a part of the PG release. You can get it here: Here ya go: http://www.informationweek.com/news/showArticle.jhtml?articleID=201803375 From the article: After n

[GENERAL] stripping HTML, SQL injections ...

2007-11-14 Thread madhtr
Quick question, are there any native functions in PostGreSQL 8.1.4 that will strip HTML tags, escape chars, etc? thanx:) ---(end of broadcast)--- TIP 6: explain analyze is your friend

Re: [GENERAL] pg_dump problem

2007-11-14 Thread Tom Lane
SHARMILA JOTHIRAJAH <[EMAIL PROTECTED]> writes: > looks like the OIDs are there Yeah, that makes it look more like the pg_class row went missing than that there was an intentional drop of the view. Does "VACUUM VERBOSE pg_class" report anything interesting? It's possible also that reindexing

Re: [GENERAL] Windows x64 Port

2007-11-14 Thread Andrei Kovalevski
Hello, Magnus Hagander wrote: Willem Buitendyk wrote: Is there any plan to port Postgresql to windows x64? I can currently run Postgresql as 32 bit inside Vista 64 - would I see better performance if Postgresql was running under 64 bit. My biggest concern is memory - at 32 bit is not Postg

[GENERAL] psql Segmentation fault

2007-11-14 Thread Robert Landrum
Since we converted to PG8, we've been experiencing segfaults when the psql client exits. It doesn't have any real effect on things... or it hasn't until now. RHEL4 i686 - PostgresQL 8.2.4 (non-redhat) -bash-3.00$ psql -n Welcome to psql 8.2.4, the PostgreSQL interactive terminal. Type: \

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Dave Page
> --- Original Message --- > From: Richard Huxton <[EMAIL PROTECTED]> > To: "Joshua D. Drake" <[EMAIL PROTECTED]> > Sent: 14/11/07, 19:01:04 > Subject: Re: [GENERAL] PLpgsql debugger question > > Joshua D. Drake wrote: > > -BEGIN PGP SIGNED MESSAGE- > > Hash: SHA1 > > > > On Wed

Re: [GENERAL] pg_dump problem

2007-11-14 Thread SHARMILA JOTHIRAJAH
Hi, Thanks...But I still get the same error pg_dump --oids smrs pg_dump: failed sanity check, parent table OID 670739 of pg_rewrite entry OID 670741 not found sharmila - Original Message From: Joao Miguel Ferreira <[EMAIL PROTECTED]> To: pgsql-general@postgresql.org Sent: Wednesday,

Re: [GENERAL] pg_dump problem

2007-11-14 Thread Tom Lane
SHARMILA JOTHIRAJAH <[EMAIL PROTECTED]> writes: > pg_dump: failed sanity check, parent table OID 670739 of pg_rewrite entry OID > 670741 not found > What causes this problem? Corrupt system tables, looks like :-( What PG version is this? I would suggest checking to see if either of those OIDs

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Tony Caduto
Richard Huxton wrote: So you're saying the finished plpgsql debugger will be available from www.postgresql.org ? "After nine months of work, the new features in 8.3 will be available at www.postgreSQL.org. They will include: * A finished PL/pgSQL debugger" There is no mention of an

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Tony Caduto
Joshua D. Drake wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 14 Nov 2007 12:49:37 -0600 Tony Caduto <[EMAIL PROTECTED]> wrote: Here ya go: http://www.informationweek.com/news/showArticle.jhtml?articleID=201803375 I see nothing incorrect in that article. Sincerely, Jo

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Tom Lane
Richard Huxton <[EMAIL PROTECTED]> writes: > Joshua D. Drake wrote: >> It is a pgfoundry project which is part of PostgreSQL. A quick co >> of /trunk shows that it is not in contrib. > Which is probably an error IMHO. If anything makes sense as part of > /contrib it's a procedural-language debugg

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Richard Huxton
Joshua D. Drake wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 14 Nov 2007 12:49:37 -0600 Tony Caduto <[EMAIL PROTECTED]> wrote: Here ya go: http://www.informationweek.com/news/showArticle.jhtml?articleID=201803375 Now you know what I am talking about :-) I see nothing incor

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Joshua D. Drake
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 14 Nov 2007 12:49:37 -0600 Tony Caduto <[EMAIL PROTECTED]> wrote: > > > Here ya go: > > http://www.informationweek.com/news/showArticle.jhtml?articleID=201803375 > > Now you know what I am talking about :-) I see nothing incorrect in that a

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Richard Huxton
Joshua D. Drake wrote: Which is probably an error IMHO. If anything makes sense as part of /contrib it's a procedural-language debugger module. Take it up with those who didn't submit it for inclusion :) Fair enough. -- Richard Huxton Archonet Ltd ---(end of broa

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Tony Caduto
brian wrote: I don't know what you're referring to when you say it was "advertised as a feature" but it's not a part of the PG release. You can get it here: Here ya go: http://www.informationweek.com/news/showArticle.jhtml?articleID=201803375 From the article: After nine months of work,

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Joshua D. Drake
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 14 Nov 2007 18:40:26 + Richard Huxton <[EMAIL PROTECTED]> wrote: > Joshua D. Drake wrote: > > So the debugger is a feature of 8.3. It just isn't included in core. > > > >>> Is it going to be included as a contrib module or something else?

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Richard Huxton
Joshua D. Drake wrote: So the debugger is a feature of 8.3. It just isn't included in core. Is it going to be included as a contrib module or something else? It is a pgfoundry project which is part of PostgreSQL. A quick co of /trunk shows that it is not in contrib. Which is probably an err

Re: [GENERAL] pg_dump problem

2007-11-14 Thread Joao Miguel Ferreira
On Wed, 2007-11-14 at 10:32 -0800, SHARMILA JOTHIRAJAH wrote: > Hi > I try to use pg_dump to dump my database. > pg_dump smrs > and it gives me an error > pg_dump: failed sanity check, parent table OID 670739 of pg_rewrite > entry OID 670741 not found > check out the --oids option in the manuals

[GENERAL] pg_dump problem

2007-11-14 Thread SHARMILA JOTHIRAJAH
Hi I try to use pg_dump to dump my database. pg_dump smrs and it gives me an error pg_dump: failed sanity check, parent table OID 670739 of pg_rewrite entry OID 670741 not found What causes this problem? Thanks sharmila _

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Joshua D. Drake
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 14 Nov 2007 12:46:07 -0500 brian <[EMAIL PROTECTED]> wrote: > Tony Caduto wrote: > > > > Back in Sept the debugger was advertised as a feature of 8.3, so if > > it's not included how is it a feature? Advocacy of PostgreSQL includes more than

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread brian
Tony Caduto wrote: Back in Sept the debugger was advertised as a feature of 8.3, so if it's not included how is it a feature? Is it going to be included as a contrib module or something else? I am talking about the server side stuff not the EDB GUI client. I don't know what you're referri

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Tony Caduto
Tom Lane wrote: Tony Caduto <[EMAIL PROTECTED]> writes: As I understand it the debugger functions are included by default in 8.3, That's incorrect. regards, tom lane Ok, thanks for the info. Back in Sept the debugger was advertised as a feature of 8.3, so

Re: [GENERAL] PLpgsql debugger question

2007-11-14 Thread Tom Lane
Tony Caduto <[EMAIL PROTECTED]> writes: > As I understand it the debugger functions are included by default in > 8.3, That's incorrect. regards, tom lane ---(end of broadcast)--- TIP 3: Have you checked our extensive FAQ?

Re: [GENERAL] PITR and warm standby setup questions

2007-11-14 Thread Dhaval Shah
I am on 8.2 production and it will be difficult to upgrade to 8.3. Is it possible to backport the "%r" fix from 8.3 to 8.2? Regards Dhaval On Nov 13, 2007 11:26 PM, Simon Riggs <[EMAIL PROTECTED]> wrote: > On Tue, 2007-11-13 at 00:07 -0500, Greg Smith wrote: > > On Mon, 12 Nov 2007, Mason Hale wr

[GENERAL] PLpgsql debugger question

2007-11-14 Thread Tony Caduto
Hi, Does anyone know if there is a debugger function that will return the line numbers that are executable? Also, is the debugger code available at pgfoundry the GUI client that EnterpriseDB has done or is the module that needs to be installed on the server? As I understand it the debugger

Re: [GENERAL] reserving space in a rec for future update

2007-11-14 Thread Alvaro Herrera
Erik Jones wrote: > > On Nov 14, 2007, at 10:44 AM, Mike Charnoky wrote: > >> In this usage scenario, doesn't the new HOT (heap only tuples) feature >> of PG8.3 help, in terms of the DB requiring less VACUUM maintenance? >> >> I am similarly performing a huge number of inserts, followed by a huge >

Re: [GENERAL] reserving space in a rec for future update

2007-11-14 Thread Erik Jones
On Nov 14, 2007, at 10:44 AM, Mike Charnoky wrote: In this usage scenario, doesn't the new HOT (heap only tuples) feature of PG8.3 help, in terms of the DB requiring less VACUUM maintenance? I am similarly performing a huge number of inserts, followed by a huge number of updates to fill in a f

Re: [GENERAL] reserving space in a rec for future update

2007-11-14 Thread Andrew Sullivan
On Wed, Nov 14, 2007 at 11:44:55AM -0500, Mike Charnoky wrote: > In this usage scenario, doesn't the new HOT (heap only tuples) feature > of PG8.3 help, in terms of the DB requiring less VACUUM maintenance? It should, yes. We'll probably know more once 8.3 is in the field. For new work, though,

Re: [GENERAL] reserving space in a rec for future update

2007-11-14 Thread Andrew Sullivan
On Wed, Nov 14, 2007 at 11:31:11AM -0500, Gauthier, Dave wrote: > Thanks for the advanced warning about problems with vaccuum ! Note this isn't a _problem_ with vacuum, exactly, it's just the set of compromises that PostgreSQL has settled on. There are other ways of cleaning up the system ("defra

Re: [GENERAL] reserving space in a rec for future update

2007-11-14 Thread Mike Charnoky
In this usage scenario, doesn't the new HOT (heap only tuples) feature of PG8.3 help, in terms of the DB requiring less VACUUM maintenance? I am similarly performing a huge number of inserts, followed by a huge number of updates to fill in a few null fields. The data is indexed by insert time. M

Re: [GENERAL] Using generate_series to create a unique ID in a query?

2007-11-14 Thread Jan de Visser
On 11/14/07, Tom Lane <[EMAIL PROTECTED]> wrote: > "Jan de Visser" <[EMAIL PROTECTED]> writes: > > Any reason why this couldn't appear in the core of some future > > version? > > You didn't read to the end of my post ;-). If a rownum() function > like this didn't have any gotchas, I'd be in favor

Re: [GENERAL] reserving space in a rec for future update

2007-11-14 Thread Gauthier, Dave
OK, I didn't know Postgres did it this way. I was hoping it would retain the old rec and update in place (if the updated values could fit). I guess not. I can rewrite the DB loading algorithm to get those values in advance, load into program memory, and reference at the time of the initial load.

Re: [GENERAL] Using generate_series to create a unique ID in a query?

2007-11-14 Thread Tom Lane
"Jan de Visser" <[EMAIL PROTECTED]> writes: > Any reason why this couldn't appear in the core of some future > version? You didn't read to the end of my post ;-). If a rownum() function like this didn't have any gotchas, I'd be in favor of putting it in, but I don't really want to set the behavio

Re: [GENERAL] Using generate_series to create a unique ID in a query?

2007-11-14 Thread Jan de Visser
On 11/14/07, Tom Lane <[EMAIL PROTECTED]> wrote: > hubert depesz lubaczewski <[EMAIL PROTECTED]> writes: > > On Mon, Nov 12, 2007 at 03:11:50PM -0800, Sarah Dougherty wrote: > >> To recap with an example, the query below works fine, but how do I add a > >> series to it? > > > generate_series will n

Re: [GENERAL] reserving space in a rec for future update

2007-11-14 Thread Andrew Sullivan
On Wed, Nov 14, 2007 at 10:28:30AM -0500, Gauthier, Dave wrote: > null. My concern has to do with record fragmentation at the time of > update because there's no room to "expand" them to accept the non-null > data. (BTW, the columns are floating point). You have a mistaken idea about how this w

Re: [GENERAL] reserving space in a rec for future update

2007-11-14 Thread Scott Marlowe
On Nov 14, 2007 9:28 AM, Gauthier, Dave <[EMAIL PROTECTED]> wrote: > > Hi: > > I have a situation where I will be inserting thousands of records into a > table but leaving 2 of it's columns null. Later on, I will be updating most > of those records and putting real values in place of those 2 null

Re: [GENERAL] Using generate_series to create a unique ID in a query?

2007-11-14 Thread Tom Lane
hubert depesz lubaczewski <[EMAIL PROTECTED]> writes: > On Wed, Nov 14, 2007 at 10:26:52AM -0500, Tom Lane wrote: >> That's a fairly ugly/messy way of doing it. If you're going to need a C >> function anyway, why not just do it directly? As in the attachment. > actually you dont have to do it in

Re: [GENERAL] Using generate_series to create a unique ID in a query?

2007-11-14 Thread hubert depesz lubaczewski
On Wed, Nov 14, 2007 at 10:26:52AM -0500, Tom Lane wrote: > That's a fairly ugly/messy way of doing it. If you're going to need a C > function anyway, why not just do it directly? As in the attachment. actually you dont have to do it in c. alec pointed (in comments) that there already is stateme

[GENERAL] reserving space in a rec for future update

2007-11-14 Thread Gauthier, Dave
Hi: I have a situation where I will be inserting thousands of records into a table but leaving 2 of it's columns null. Later on, I will be updating most of those records and putting real values in place of those 2 nulls. As for the ones that do not get updated, I want to leave them null. My

Re: [GENERAL] Using generate_series to create a unique ID in a query?

2007-11-14 Thread Tom Lane
hubert depesz lubaczewski <[EMAIL PROTECTED]> writes: > On Mon, Nov 12, 2007 at 03:11:50PM -0800, Sarah Dougherty wrote: >> To recap with an example, the query below works fine, but how do I add a >> series to it? > generate_series will not help with this. > try the sequence approach, or this: >

Re: [GENERAL] Insert statements really slow

2007-11-14 Thread Waller, David
I have found some errors in my perl script that was slowing everything down. I too am now seeing similar speed between postgresql and mysql. Sorry for the confusion. Dave -Original Message- From: Merlin Moncure [mailto:[EMAIL PROTECTED] Sent: Tuesday, November 13, 2007 8:44 PM To: Wal

Re: [GENERAL] autovacuum and reindex

2007-11-14 Thread Alvaro Herrera
Joao Miguel Ferreira wrote: > Hello all, > > I'd like to know if the autovacuum feature also deals with automatically > reindexing my indexes. It doesn't. > I know Pg8 know comes with a more eficient management of indexes, but I > also read in the manuals that it's still good practice to routine

[GENERAL] autovacuum and reindex

2007-11-14 Thread Joao Miguel Ferreira
Hello all, I'd like to know if the autovacuum feature also deals with automatically reindexing my indexes. I know Pg8 know comes with a more eficient management of indexes, but I also read in the manuals that it's still good practice to routine reindex de most critical (in terms of speed) indexes

Re: [GENERAL] Client-requested cast mode to emulate Pg8.2 on v8.3

2007-11-14 Thread Martijn van Oosterhout
On Wed, Nov 14, 2007 at 06:56:06PM +1300, Martin Langhoff wrote: > Hmmm. We'll have to test and see if we have any in Moodle. All that has happened is that the *implicit* casting is gone. They will now simply produce errors, the fix being to explicity cast it to the type you wanted, rather than th

Re: [GENERAL] Using generate_series to create a unique ID in a query?

2007-11-14 Thread hubert depesz lubaczewski
On Mon, Nov 12, 2007 at 03:11:50PM -0800, Sarah Dougherty wrote: > To recap with an example, the query below works fine, but how do I add a > series to it? generate_series will not help with this. try the sequence approach, or this: http://www.depesz.com/index.php/2007/08/17/rownum-anyone-cumulat

Re: [GENERAL] Bulk Load Ignore/Skip Feature

2007-11-14 Thread Willem Buitendyk
Perfect - that appears to be exactly what I was looking for. Cheers Reg Me Please wrote: Il Wednesday 14 November 2007 05:50:36 Willem Buitendyk ha scritto: Will Postgresql ever implement an ignore on error feature when bulk loading data? Currently it is my understanding that any record th