Re: [GENERAL] managing tablespaces like files?

2010-03-09 Thread Sam Carleton
Justin, It is an image viewing system for events. Each event could have a few hundred images (each one will be between a 3 to 12 megs file) and as many as one hundred thousand images. So these are the other files, the other folders is how all these images are stored and managed. The database co

Re: [GENERAL] SAS Raid10 vs SATA II Raid10 - many small reads and writes

2010-03-09 Thread Scott Marlowe
On Tue, Mar 9, 2010 at 11:49 PM, Phillip Berry wrote: > Hi Everyone, > > We're in the market for a new DB server to replace our current one (yes it's > one of *those* > questions) ;). > > It'll have quad core Xeons, 36GB RAM and some sort of Raid 10 configuration. > > Our provider is pushing us t

Re: [GENERAL] error: C preprocessor "/lib/cpp" fails sanity check

2010-03-09 Thread Peter Eisentraut
On ons, 2010-03-10 at 12:04 +0600, AI Rumman wrote: > I am getting the following error during Postgresql 8.1 installation: > > error: C preprocessor "/lib/cpp" fails sanity check > > Please any suggestion how to solve it. Check the config.log file. I would guess it's somewhat likely that you

[GENERAL] SAS Raid10 vs SATA II Raid10 - many small reads and writes

2010-03-09 Thread Phillip Berry
Hi Everyone, We're in the market for a new DB server to replace our current one (yes it's one of *those* questions) ;). It'll have quad core Xeons, 36GB RAM and some sort of Raid 10 configuration. Our provider is pushing us towards 6 x SATA II disks in a Raid 10 configuration or 4 x SAS disks

Re: [GENERAL] error: C preprocessor "/lib/cpp" fails sanity check

2010-03-09 Thread John R Pierce
AI Rumman wrote: I am getting the following error during Postgresql 8.1 installation: error: C preprocessor "/lib/cpp" fails sanity check Please any suggestion how to solve it. what platform (os, version, etc) are you building postgres on? what C++ compiler is that? thats an unusual path

[GENERAL] error: C preprocessor "/lib/cpp" fails sanity check

2010-03-09 Thread AI Rumman
I am getting the following error during Postgresql 8.1 installation: error: C preprocessor "/lib/cpp" fails sanity check Please any suggestion how to solve it.

Re: [GENERAL] Postgresql 8.1

2010-03-09 Thread Ben Chobot
All links to download postgres are carefully hidden under http://www.postgresql.org/download/ Whether or not there is a link there to the particular platform and package format you want depends upon which one you're looking for. But a few minutes of looking should let you determine the answer t

[GENERAL] Postgresql 8.1

2010-03-09 Thread AI Rumman
Please tell me the link to download Postgresql 8.1

Re: [GENERAL] log_statement and syslog severity

2010-03-09 Thread Bruce Momjian
Greg Sabino Mullane wrote: > Bruce replied: > ... > >> This means that, even using syslog as a destination, it's not possible for > >> me to filter statements without some sort of log-text parsing, which I'd > >> prefer to avoid on effort, performance and data-integrity grounds. > > > Our logging

[GENERAL] subscribe

2010-03-09 Thread Andrew Boag
-- === Andrew Boag Director Catalyst IT Australia Suite 401, 89 York St Sydney 2000 http://www.catalyst-au.net andrew.b...@catalyst-au.net +61 421 528 125 -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org

Re: [GENERAL] How to? Timestamp with timezone.

2010-03-09 Thread Alvaro Herrera
Andre Lopes escribió: > It is possible to do this in a shared database server? You can also do ALTER DATABASE foo SET timezone TO 'someval' ALTER ROLE bar SET timezone TO 'someval' -- Alvaro Herrerahttp://www.CommandPrompt.com/ The PostgreSQL Company - Command Pr

Re: [GENERAL] warm standby possible with 8.1?

2010-03-09 Thread Greg Smith
zhong ming wu wrote: Is it possible to have a warm standby with 8.1? No. You can set that up so that it replays an entire pile of log files sitting there when you start the server, which it sounds like you haven't managed yet because you're trying to treat it like a warm-standby. But 8.1 i

Re: [GENERAL] How to? Timestamp with timezone.

2010-03-09 Thread John R Pierce
Andre Lopes wrote: It is possible to do this in a shared database server? sure, client timezone is a per connection setting. SET TIME ZONE 'WET'; or SET TIME ZONE 'Europe/Lisbon'; -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscr

Re: [GENERAL] How to? Timestamp with timezone.

2010-03-09 Thread Andre Lopes
It is possible to do this in a shared database server? Best Regards, On Tue, Mar 9, 2010 at 9:54 PM, Tom Lane wrote: > Andre Lopes writes: > > I have a database in a US based Server. I need to get a TIMESTAMP with > the > > PORTUGAL time. How can I do this? > > Try AT TIME ZONE, or just temp

Re: [GENERAL] How to? Timestamp with timezone.

2010-03-09 Thread Tom Lane
Andre Lopes writes: > I have a database in a US based Server. I need to get a TIMESTAMP with the > PORTUGAL time. How can I do this? Try AT TIME ZONE, or just temporarily change the timezone setting. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-genera

Re: [GENERAL] Postgres GIS Question

2010-03-09 Thread Jeff Davis
On Tue, 2010-03-09 at 16:27 -0500, akp geek wrote: > we have are using postgis. I am running into this > scenarios. When the query is executed it is displaying information as > " 780/24 520 (500- ? ) " as opposed to " 780/24 520 (500- 1/4 )" . > It's doing in many part. Has any one r

Re: [GENERAL] Discovering Postgres Server from Windows Clients

2010-03-09 Thread Vick Khera
Lookup "bonjour" support in postgres server docs. On Tue, Mar 9, 2010 at 4:17 PM, imageguy wrote: > Is there a recommended way of "discovery" a PG server on the network ? > -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.pos

[GENERAL] Postgres GIS Question

2010-03-09 Thread akp geek
Hi all - we have are using postgis. I am running into this scenarios. When the query is executed it is displaying information as " 780/24 520 (500- ? ) " as opposed to " 780/24 520 (500- 1/4 )" . It's doing in many part. Has any one run into this kind of issue? Is it related to the

[GENERAL] Discovering Postgres Server from Windows Clients

2010-03-09 Thread imageguy
Howdy; We have written an application that uses PG as the backend database. We currently embed the database servers IP address in a text file that the installed (created using Inno) uses when setting up the client programs (ie, stores this info in a local .ini file). Is there a recommended way of

Re: [GENERAL] kernel version impact on PostgreSQL performance

2010-03-09 Thread Rodger Donaldson
On Tue, Mar 09, 2010 at 11:58:58AM -0500, Greg Smith wrote: > Rodger Donaldson wrote: > >Cyril Scetbon wrote: > >>Does anyone know what can be the differences between linux kernels > >>2.6.29 and 2.6.30 that can cause this big difference (TPS x 7 !) > >>http://www.phoronix.com/scan.php?page=article

[GENERAL] How to? Timestamp with timezone.

2010-03-09 Thread Andre Lopes
Hi, I have a database in a US based Server. I need to get a TIMESTAMP with the PORTUGAL time. How can I do this? Best Regards,

Re: [GENERAL] [pgsql-ru-general] Deleting Large Objects

2010-03-09 Thread Serguei Mokhov
Hi John, pgsql-general@postgresql.org is perhaps a better idea to post this. You've posted the message to the regional Russian mailing list where the audience is somewhat of a narrower scope. -s On Tue, Mar 9, 2010 at 10:19 AM, John KEA wrote: > style="font: inherit;">Dear PostgreSQL Creators,

Re: [GENERAL] obsessive-compulsive vacuum behavior

2010-03-09 Thread Ben Chobot
On Mar 8, 2010, at 7:16 AM, Tom Lane wrote: > After it's done you probably ought to look into your autovacuum > settings. You shouldn't have gotten into a state with so many dead > tuples in the first place, I would think, if autovac were functioning > properly. Yeah, it turns out our autovacuum

Re: [GENERAL] Not all functions in schema pg_catalog are "visible"

2010-03-09 Thread Alvaro Herrera
Thomas Kellerer wrote: > Hi, > > I just noticed that that there are functions defined (such as > pg_catalog.time(timestamp) that can only be called when prefixed with > pg_catalog. However other functions (that are at first glance defined > identically to time()) can be called without prefixing

Re: [GENERAL] \copy command: how to define a tab character as the delimiter

2010-03-09 Thread Adrian Klaver
On 03/09/2010 10:09 AM, Thomas Kellerer wrote: Raymond O'Donnell wrote on 09.03.2010 18:39: This is Postgres you're talking about - of course it's that easy! :-) :) The main reason I asked, was that the manual actually claims that '\t' can be used ("The following special backslash sequences a

Re: [GENERAL] Update view/table rule order of operations or race condition

2010-03-09 Thread Dan Fitzpatrick
On Mar 9, 2010, at 11:00 AM, Tom Lane wrote: Dan Fitzpatrick writes: The rule is creating a new value from the sequence a_a_id_seq for "new.options_id" on each UPDATE call. How do I use the variable new.options_id in the three update statements without incrementing the sequence again? You

Re: [GENERAL] \copy command: how to define a tab character as the delimiter

2010-03-09 Thread Tom Lane
Thomas Kellerer writes: > The main reason I asked, was that the manual actually claims that '\t' can be > used ("The following special backslash sequences are recognized by COPY FROM") \t is recognized in the copy data, not in the command's parameters. regards, tom lane

[GENERAL] PostgreSQL Conference East, Hotel Discount Deadline

2010-03-09 Thread Joshua D. Drake
March 9th, 2010 PostgreSQL Conference East, the largest PostgreSQL Conference for Users, Developers, Decision makers and anyone using PostgreSQL arranged for a hotel discount for attendees from the Radisson Warwick Hotel (the location of the conference). The retail price of a double room is ~ 199

Re: [GENERAL] managing tablespaces like files?

2010-03-09 Thread Justin Graf
On 3/9/2010 12:07 AM, Sam Carleton wrote: > I would like to thank both John and Scott for the help. It is very > clear to me that PostgreSQL isn't the ideal solution for my current > model. The conversation has gotten me thinking of ways the model > could be modified to work with PostgrSQL (an

Re: [GENERAL] autovacuum question

2010-03-09 Thread Scott Mead
On Tue, Mar 9, 2010 at 9:56 AM, Scott Marlowe wrote: > On Tue, Mar 9, 2010 at 6:47 AM, Scot Kreienkamp > wrote: > > Wish I could Tom. I need a non-production, read-write copy of the > > database that is updated every 1-2 hours from production. I don't set > > this requirement, the business does.

Re: [GENERAL] autovacuum question

2010-03-09 Thread Scot Kreienkamp
ISTM that 9.0's read-only standby feature may be of use to you. I know it doesn't help you *today* but have you looked at it yet? [Scot Kreienkamp] I had considered it and it will make my life easier for my reporting server, but unfortunately in this case I need a read-write copy.

Re: [GENERAL] \copy command: how to define a tab character as the delimiter

2010-03-09 Thread Thomas Kellerer
Raymond O'Donnell wrote on 09.03.2010 18:39: This is Postgres you're talking about - of course it's that easy! :-) :) The main reason I asked, was that the manual actually claims that '\t' can be used ("The following special backslash sequences are recognized by COPY FROM") As this is part o

Re: [GENERAL] autovacuum question

2010-03-09 Thread Scott Marlowe
On Tue, Mar 9, 2010 at 6:47 AM, Scot Kreienkamp wrote: > Wish I could Tom.  I need a non-production, read-write copy of the > database that is updated every 1-2 hours from production. I don't set > this requirement, the business does. I just have to do it if it's > technically possible. > > I foun

Re: [GENERAL] Update view/table rule order of operations or race condition

2010-03-09 Thread Tom Lane
Dan Fitzpatrick writes: > The rule is creating a new value from the sequence a_a_id_seq for > "new.options_id" on each UPDATE call. How do I use the variable > new.options_id in the three update statements without incrementing the > sequence again? You don't. This is one of the major disad

Re: [GENERAL] autovacuum question

2010-03-09 Thread Scot Kreienkamp
Would the stats come across in WAL log shipping to a physically separate server? My understanding is that they won't. Thanks, Scot Kreienkamp skre...@la-z-boy.com -Original Message- From: gsst...@gmail.com [mailto:gsst...@gmail.com] On Behalf Of Greg Stark Sent: Tuesday, March 09, 201

Re: [GENERAL] question on 8.4.2 build postgres C functions

2010-03-09 Thread Tom Lane
Tom Lane writes: > Steve Coleman writes: >> My problem is that 8.4.2 source has no "Makefile.global". This file is >> essential I believe, and is used by all of the Makefiles in the source >> tarball. > Makefile.global is created by the configure step. This has not changed > since 8.1. On s

Re: [GENERAL] Urgent help needed- alias name in update statement

2010-03-09 Thread Raymond O'Donnell
On 09/03/2010 13:51, venkatra...@tcs.com wrote: > Hello, > > In postgre, when i am trying to give alias name in update statement like > below - > > - > update mytable x > set x.name = 'asdf' > where x.no = 1 > --- Leave leave off the

Re: [GENERAL] Update view/table rule order of operations or race condition

2010-03-09 Thread Dan Fitzpatrick
I think I found the problem with this. The rule: CREATE OR REPLACE RULE insert_options AS ON INSERT TO options DO INSTEAD (INSERT INTO a (a_id, type_id, name) VALUES (new.options_id, 6, new.options_name); UPDATE a_item SET val = new.quantity WHERE a_item.a_id = new.options_id

Re: [GENERAL] has_schema_privilege function

2010-03-09 Thread Greg Stark
On Tue, Mar 9, 2010 at 10:28 AM, Jignesh Shah wrote: > Could you tell me is there any other robust way to make sure that user1 > doesn't have CREATE permissions on mydb schema? It depends what you're worried about. If you're worried that plperl will begin mapping booleans to perl variables differ

Re: [GENERAL] \copy command: how to define a tab character as the delimiter

2010-03-09 Thread Raymond O'Donnell
On 09/03/2010 17:30, Thomas Kellerer wrote: > Tom Lane wrote on 09.03.2010 18:21: >> Thomas Kellerer writes: >>> \copy foo (foo, bar) from foobar.txt delimiter as '\t' csv header >> >>> So how can I specify a tab character if I also need to specify that >>> my file has a header line? >> >> Type an

Re: [GENERAL] Urgent help needed- alias name in update statement

2010-03-09 Thread Adrian Klaver
On Tuesday 09 March 2010 5:51:31 am venkatra...@tcs.com wrote: > Hello, > > In postgre, when i am trying to give alias name in update statement like > below - > > - > update mytable x > set x.name = 'asdf' > where x.no = 1 > --- > > is giv

Re: [GENERAL] question on 8.4.2 build postgres C functions

2010-03-09 Thread Tom Lane
Steve Coleman writes: > My problem is that 8.4.2 source has no "Makefile.global". This file is > essential I believe, and is used by all of the Makefiles in the source > tarball. Makefile.global is created by the configure step. This has not changed since 8.1. If you want to create a file th

Re: [GENERAL] \copy command: how to define a tab character as the delimiter

2010-03-09 Thread Thomas Kellerer
Tom Lane wrote on 09.03.2010 18:21: Thomas Kellerer writes: \copy foo (foo, bar) from foobar.txt delimiter as '\t' csv header So how can I specify a tab character if I also need to specify that my file has a header line? Type an actual tab. Blush That easy? Thanks Thomas -- Se

Re: [GENERAL] DROP column: documentation unclear

2010-03-09 Thread Tom Lane
Harald Fuchs writes: > Martijn van Oosterhout writes: >> What you're missing is that in postgres NULLs are stored as a bit in >> the header and there is no data. So in a sense NULLs take no space >> (well, one bit) which means both statements are true. > But if you already have eight nullable co

[GENERAL] question on 8.4.2 build postgres C functions

2010-03-09 Thread Steve Coleman
Hi, I am moving from version 8.1.4 to 8.4.2 and have set up a Ubuntu box configured with the 8.4.2 postgres one-click installer. It works great! I imported everything from 8.1.4 with only two failures, and those were homegrown "C" encryption / decryption functions that we use here. For 8.1.4

Re: [GENERAL] Trying to get a C function built with MSVC

2010-03-09 Thread Bryan Montgomery
Thanks for the suggestion. I wasn't able to get the whole pg to compile - but I was able to take one of the contrib packages and use that as a template for my needs. Bryan. On Wed, Feb 24, 2010 at 2:00 AM, Magnus Hagander wrote: > 2010/2/23 Bryan Montgomery : > > Hello, > > I have a very simple

Re: [GENERAL] \copy command: how to define a tab character as the delimiter

2010-03-09 Thread Tom Lane
Thomas Kellerer writes: > \copy foo (foo, bar) from foobar.txt delimiter as '\t' csv header > So how can I specify a tab character if I also need to specify that my file > has a header line? Type an actual tab. regards, tom lane -- Sent via pgsql-general mailing list

Re: [GENERAL] DROP column: documentation unclear

2010-03-09 Thread Harald Fuchs
In article <20100308213549.gb...@svana.org>, Martijn van Oosterhout writes: >> "subsequent ... will store a null value" would imply that deleted columns >> will still take some place, while "the space will be reclaimed ..." would >> suggest that new rows (insert or updates in mvcc) don't have t

[GENERAL] \copy command: how to define a tab character as the delimiter

2010-03-09 Thread Thomas Kellerer
Hi, I tried to import a text file using the \copy command in psql using the following: \copy foo (foo, bar) from foobar.txt delimiter as '\t' csv header but that gives me an error: ERROR: COPY delimiter must be a single one-byte character So how can I specify a tab character if I also need

Re: [GENERAL] kernel version impact on PostgreSQL performance

2010-03-09 Thread Greg Smith
Rodger Donaldson wrote: Cyril Scetbon wrote: Does anyone know what can be the differences between linux kernels 2.6.29 and 2.6.30 that can cause this big difference (TPS x 7 !) http://www.phoronix.com/scan.php?page=article&item=linux_2624_2633&num=2 http://www.csamuel.org/2009/04/11/default-ex

[GENERAL] Update view/table rule order of operations or race condition

2010-03-09 Thread Dan Fitzpatrick
I have a table with a trigger that inserts records into a second table on insert. I have a view that has a rule that inserts a record into the first table then updates the records that the first table's trigger inserted into the second table. From what I can see, when the view rule executes

Re: [GENERAL] How many file descriptors does postgres need?

2010-03-09 Thread Tom Lane
Steve Atkins writes: > Postgresql is supposed to cope with file descriptor limits quite happily, as > long as the OS actually restricts the number of files a process can have > open. If it doesn't restrict the number, just falls over if there's too many, > there's a postgresql configuration opt

Re: [GENERAL] Entering a character code in a query

2010-03-09 Thread John Gage
I would just like to thank Albe and Jasen for their responses. What an extraordinary environment Postgres is! Human and computing. On Tue, Mar 9, 2010 at 1:32 PM, Albe Laurenz wrote: > John Gage wrote: > > I would like to use the following query: > > > > SELECT english || '\n' || english || '\x

Re: [GENERAL] How many file descriptors does postgres need?

2010-03-09 Thread Steve Atkins
On Mar 9, 2010, at 5:11 AM, Royce Ausburn wrote: > G'day all, > > We recently had a bit of a catastrophe when one of our postgres databases > opened too many files. It was a reasonably easy fix, but it did get me > thinking. Is there a rule of thumb in determining how many file descriptors

Re: [GENERAL] autovacuum question

2010-03-09 Thread Scot Kreienkamp
I'm gonna take a scientific wild-assed guess that the real issue here is caching, or more specifically, lack thereof when you first start up your copy of the db. [Scot Kreienkamp] That is definitely one of the problems. No way to help that that I'm aware of. -- Sent via pgsql-general mailing

[GENERAL] How many file descriptors does postgres need?

2010-03-09 Thread Royce Ausburn
G'day all, We recently had a bit of a catastrophe when one of our postgres databases opened too many files. It was a reasonably easy fix, but it did get me thinking. Is there a rule of thumb in determining how many file descriptors should be available to a postgres database/cluster? I'd be h

Re: [GENERAL] autovacuum question

2010-03-09 Thread Greg Stark
On Tue, Mar 9, 2010 at 1:47 PM, Scot Kreienkamp wrote: > I found a way to do it very easily using LVM snapshots and WAL log > shipping, but the net effect is I'm bringing a new LVM snapshot copy of > the database out of recovery every 1-2 hours.  That means I'd have to > spend 15 minutes, or one-q

Re: [GENERAL] autovacuum question

2010-03-09 Thread Bryan Montgomery
Could you have two of these non-production databases? Prepare one in the background, including an analyze and then make it the 'live' non-production database then use the offline / alternative database for the next load prepare that and then switch it on when ready. In this scenario you'd need twi

[GENERAL] Urgent help needed- alias name in update statement

2010-03-09 Thread venkatrao . b
Hello, In postgre, when i am trying to give alias name in update statement like below - - update mytable x set x.name = 'asdf' where x.no = 1 --- is giving error - mytable is not having col x. We have migrated code from oracle to pos

Re: [GENERAL] Unexpected result from selecting an aliased but non-existing column called "name"

2010-03-09 Thread Adrian Klaver
On Tuesday 09 March 2010 12:50:45 am Ian Barwick wrote: > Hi > > I was wondering where some spurious information in a query was > coming from - it looked like something was inserting all the > values of a table row as a comma-separated list. > > It turns out I was attempting to reference a non-exis

Re: [GENERAL] Entering a character code in a query

2010-03-09 Thread Albe Laurenz
John Gage wrote: > I would like to use the following query: > > SELECT english || '\n' || english || '\x2028' || french AS > output FROM vocab_words_translated; > > where \x2028 is the hexadecimal code for a soft carriage return. > > However, this does not work. > > Can anyone help with this p

Re: [GENERAL] Libpq: copy file to bytea column

2010-03-09 Thread Albe Laurenz
seiliki wrote: >>> The data types of tableout.c1 and tablein.c1 are both bytea. [...] >>> However, I get the following errors from log when calling >>> libpq functions PQputCopyData() and PQputCopyEnd(). >>> >>> 2010-03-06 20:47:42 CST ERROR: invalid byte sequence for encoding "UTF8": >>> 0x

Re: [GENERAL] autovacuum question

2010-03-09 Thread Scot Kreienkamp
ISTM that 9.0's read-only standby feature may be of use to you. I know it doesn't help you *today* but have you looked at it yet? Okay, so the RO database won't work. How much data are we talking? How much growth do you see between snapshots? The initial database size is 31 gigs.

Re: [GENERAL] autovacuum question

2010-03-09 Thread Scot Kreienkamp
Wish I could Tom. I need a non-production, read-write copy of the database that is updated every 1-2 hours from production. I don't set this requirement, the business does. I just have to do it if it's technically possible. I found a way to do it very easily using LVM snapshots and WAL log shippi

Re: [GENERAL] autovacuum question

2010-03-09 Thread Scott Mead
On Tue, Mar 9, 2010 at 10:01 AM, Scott Mead wrote: > > On Tue, Mar 9, 2010 at 9:56 AM, Scott Marlowe wrote: > >> On Tue, Mar 9, 2010 at 6:47 AM, Scot Kreienkamp >> wrote: >> > Wish I could Tom. I need a non-production, read-write copy of the >> > database that is updated every 1-2 hours from pro

Re: [GENERAL] log_statement and syslog severity

2010-03-09 Thread Greg Sabino Mullane
-BEGIN PGP SIGNED MESSAGE- Hash: RIPEMD160 Bruce replied: ... >> This means that, even using syslog as a destination, it's not possible for >> me to filter statements without some sort of log-text parsing, which I'd >> prefer to avoid on effort, performance and data-integrity grounds. >

[GENERAL] warm standby possible with 8.1?

2010-03-09 Thread zhong ming wu
Dear List Is it possible to have a warm standby with 8.1? I have set up log shipping to standby server but it seems that i cannot make it read any subsequent walfiles except the first one played with initial data.With pg_standy with 8.2+ it is so easy to make it work but I would also like to have

Re: [GENERAL] Can we overload = operator to word numeric = text

2010-03-09 Thread venkatrao . b
Dear Pavel, Thanks a lot... It worked. Regards, Venkat From: Pavel Stehule To: venkatra...@tcs.com Cc: pgsql-nov...@postgresql.org, pgsql-general@postgresql.org Date: 03/09/2010 04:07 PM Subject: Re: [GENERAL] Can we overload = operator to word numeric = text 2010/3/9 : > > Hello, > > We

Re: [GENERAL] Can we overload = operator to word numeric = text

2010-03-09 Thread Pavel Stehule
2010/3/9 : > > Hello, > > We have migrated oracle  database to postgre. > In oracle char to numeric type conversion is explicit (i.e. we can compare > char = numeric); but in postgre it is throwing errors. There are so many > functions - around 2000, and we can not go and do explict type casting i

[GENERAL] has_schema_privilege function

2010-03-09 Thread Jignesh Shah
Hi, I have created below function. I am checking return value of has_schema_privilege by using flag="f". I think this is not strong way to make a check because if in future "f" becomes "false" my stored procedure will work improper. Could you tell me is there any other robust way to make sure that

[GENERAL] Can we overload = operator to word numeric = text

2010-03-09 Thread venkatrao . b
Hello, We have migrated oracle database to postgre. In oracle char to numeric type conversion is explicit (i.e. we can compare char = numeric); but in postgre it is throwing errors. There are so many functions - around 2000, and we can not go and do explict type casting in every function , wh

Re: [GENERAL] kernel version impact on PostgreSQL performance

2010-03-09 Thread Rodger Donaldson
Cyril Scetbon wrote: Does anyone know what can be the differences between linux kernels 2.6.29 and 2.6.30 that can cause this big difference (TPS x 7 !) http://www.phoronix.com/scan.php?page=article&item=linux_2624_2633&num=2 http://www.csamuel.org/2009/04/11/default-ext3-mode-changing-in-2630

[GENERAL] has_schema_privilege function

2010-03-09 Thread dipti shah
Hi, I refered http://www.postgresql.org/docs/8.4/static/functions-info.html#FUNCTIONS-INFO-ACCESS-TABLE and got to know that I can fetch the information about permissions on schema. Below commands work fine: SELECT has_schema_privilege('user1', 'mydb', 'USAGE'); SELECT has_schema_privilege('user

[GENERAL] Unexpected result from selecting an aliased but non-existing column called "name"

2010-03-09 Thread Ian Barwick
Hi I was wondering where some spurious information in a query was coming from - it looked like something was inserting all the values of a table row as a comma-separated list. It turns out I was attempting to reference a non-existent column called (literally) "name", which instead of throwing an

Re: [GENERAL] Is it possible to findout actual owner of table?

2010-03-09 Thread dipti shah
Hmm...that would be too much work I think. Ayway, could you point me some useful link for postgresql middleware? Thanks. On Tue, Mar 9, 2010 at 1:13 PM, John R Pierce wrote: > dipti shah wrote: > >> What is middleware? >> > > An application server that does all the business logic. your user so