Re: [GENERAL] SELECT statement takes 10 minutes to answer

2006-06-21 Thread A. Kretschmer
am 19.06.2006, um 5:26:54 -0700 mailte Mustafa Korkmaz folgendes: > Hi, > > Iam using PostgreSQL 7.4.5 on a linux machine, and have the problem > that an easy "SELECT field1, field2, field3 FROM a_table"-statement Hey, read my answer on your question in the news, MID <[EMAIL PROTECTED]> ;-) A

Re: [GENERAL] BackUp

2006-06-21 Thread Chris
Daniel wrote: Hi All.. Is there a way to do auto database bacl up in "PostgreSQL". Please Reply.. There are different ways, the most common is to do a pg_dump / pg_dumpall once a night via cron. http://www.postgresql.org/docs/8.1/static/backup.html -- Postgresql & php tutorials ht

[GENERAL] sql question; checks if data already exists before inserted

2006-06-21 Thread nuno
hi, there. i'm trying to write a SQL statement which does the following things. 1. checks if data already exists in the database 2. if not, insert data into database otherwise skip. for example, i'd like to insert a student called 'Michael Jordan' whose ID is 'JORDANMICHAEL' only if the id, 'JORD

Re: [GENERAL] join on next row

2006-06-21 Thread Aaron Evans
sorry to nitpick, but I think that to get this query to do exactly what you want you'll need to add ordering over EventTime on your sub- selects to assure that you get the next event and not just some event later event on the given day. -ae On Jun 20, 2006, at 11:12 AM, Gurjeet Singh wrot

Re: [GENERAL] Exporting data from view

2006-06-21 Thread Brent Wood
> > I read recently about the efforts underway to COPY from a view, > however I was wondering what the current best-practices are for being > able to copy out of a view and import that data into an actual table > elsewhere. I am currently doing psql -c "SELECT ..." and the using a > bit of perl

[GENERAL] OLEDB Provider for Postgres

2006-06-21 Thread amishsami
Hi all I desperately needs OLEDB Provider for Postgres. Can any one help me? Thanks and Regards A.M. ---(end of broadcast)--- TIP 1: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED]

[GENERAL] Bitwise OR in a group statement

2006-06-21 Thread Greg Gazanian
I was wondering if anyone happens to know whether there is an Aggregate function available in Postgres that can do an OR on a column of the bit varying type. For example I would like to do something as follows: bitstring * 1110 0100 SELECT bitwise_or(bitstring) FROM table; Result

[GENERAL] Help from Havana

2006-06-21 Thread Giraldo Leon
HelloI want to know how to print a database eschema with the information of tables, fields,keys,etc   Thanks   Giraldo How low will we go? Check out Yahoo! Messenger’s low PC-to-Phone call rates.

[GENERAL] Form builder?

2006-06-21 Thread webb . sprague
I don't want to revisit or be redundant... but is there a quick and dirty and cross-platform system for developing user input forms for Postgres? Ideally, I am interested in something such that you can give it ("it" being something like a Python function) a table name, resulting in a magically app

[GENERAL] VACUUM hanging on idle system

2006-06-21 Thread Clarence
I have a completely idle postgresql system (all backends "idle", none "in transaction"); every time I attempt to vacuum a particular table, it hangs after a while. Here is the output of vacuumdb: INFO: vacuuming "public.ledgerdetail" INFO: index "ledgerdetail_pkey" now contains 11574842 row vers

[GENERAL] XML Support

2006-06-21 Thread Essam Mansour
Hi Everybody,In my research project, I need a DBMS that supports XML storage and retrieval, and provides ECA rule support.Currently, I am using Oracle 10g. However, I am interested in using Open Sources DB. I am looking for a document addressing the XML support in the current Postgresql release (8

Re: [GENERAL] Why my cursor construction is so slow?

2006-06-21 Thread Szymic1
> CREATE OR REPLACE FUNCTION alias( >v_mask alias.mask%TYPE, >) RETURNS INT8 AS Sorry my mistake it should be: CREATE TABLE alias ( alias_id BIGSERIAL PRIMARY KEY, mask VARCHAR(20) NOT NULL DEFAULT '',

[GENERAL] Why my cursor construction is so slow?

2006-06-21 Thread [EMAIL PROTECTED]
Hi I have following table: CREATE OR REPLACE FUNCTION alias( v_mask alias.mask%TYPE, ) RETURNS INT8 AS with index: CREATE INDEX alias_mask_ind ON alias(mask); and this table has about 1 million rows. In DB procedure I execute: LOOP <.

[GENERAL] SELECT statement takes 10 minutes to answer

2006-06-21 Thread Mustafa Korkmaz
Hi, Iam using PostgreSQL 7.4.5 on a linux machine, and have the problem that an easy "SELECT field1, field2, field3 FROM a_table"-statement takes 10 minutes to give an answer. The table has 750.000 datarows. I also made an VACUUM a_table before the statement, but it doesnt help at all. The table h

[GENERAL] Interface Guidance and Opinions Needed

2006-06-21 Thread Chris Golden
Hello to all,   This is my first time posting to this forum and I am very new to PostgreSQL.  I am very excited about using it.  I have set up a database and just need a point in the right direction on interfacing.   I have an orders and messages database.  One of the providers I would li

[GENERAL] BackUp

2006-06-21 Thread Daniel
Hi All.. Is there a way to do auto database bacl up in "PostgreSQL". Please Reply.. Thanks, Daniel ---(end of broadcast)--- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq

[GENERAL] Unable to start pg service

2006-06-21 Thread Vladimir Leban
Title: Message Hello,   I'm curently in version 7.3   I know, this is an old version and It would be a good idea to migrate. Before doing that, I would like to make a dump of my base. That's why I must running this service at any coast.   Thank's for your help !! :)   2006-06-19 10:31:55 L

[GENERAL] getting comment about constraint

2006-06-21 Thread canfieldsteve
How do you retrieve a comment on a constraint? For example, consider the following table and comment: create table people ( person_id serialprimary key, uid varchar(25) not null, constraint uid_alphanumeric check (uid ~ '^[a-z0-9_]+$') ); comment on constra

[GENERAL] Changing array subscripting to zero-offset

2006-06-21 Thread Erin Sheldon
Hello everyone - Array columns are, by default, 1-offset in their subscripting. Since I usually am calling postgres from a language with zero-offset, I would prefer that postgres conform to that. The online documentation hints that this may be configurable but I haven't been able to find how th

Re: [GENERAL] join on next row

2006-06-21 Thread Sim Zacks
Harold, That's brilliant. Sim Harald Fuchs wrote: In article <[EMAIL PROTECTED]>, Sim Zacks <[EMAIL PROTECTED]> writes: I want my query resultset to be Employee,EventDate(1),EventTime(1),EventType(1),EventTime(2),EventType(2) Where Event(2) is the first event of the employee that took place af

[GENERAL] Missing domain socket after reboot.

2006-06-21 Thread Bill Moseley
After a reboot today Postgresql 8.1 came back up and started accepting connections over TCP but the unix socket file was missing. This is on Debian Stable, and I can't imagine what might of removed the file. Running psql I get: $ psql test psql: could not connect to server: No such file

Re: [GENERAL] Return the primary key of a newly inserted row?

2006-06-21 Thread John Tregea
Hi Tim, Thanks for the advice, it saves me continuing to dig in the help files and my reference books any longer. I don't know how much help I could be in adding features but I am glad to participate in any way I can in the community. I will follow your link to the TODO pages. Thanks again.

Re: [GENERAL] Return the primary key of a newly inserted row?

2006-06-21 Thread Tim Allen
John Tregea wrote: Greeting again, I am writing records to postgreSQL from an IDE called revolution. At the time I perform the INSERT command I need to retrieve the value of the serial_id column from the newly created row. Is it possible to have a specified column value returned after the I

Re: [GENERAL] Return the primary key of a newly inserted row?

2006-06-21 Thread John Tregea
Sorry, I just realised this should have gone to the SQL list... (Bloody Newbie's) :-[ John Tregea wrote: Greeting again, I am writing records to postgreSQL from an IDE called revolution. At the time I perform the INSERT command I need to retrieve the value of the serial_id column from the ne

[GENERAL] Return the primary key of a newly inserted row?

2006-06-21 Thread John Tregea
Greeting again, I am writing records to postgreSQL from an IDE called revolution. At the time I perform the INSERT command I need to retrieve the value of the serial_id column from the newly created row. Is it possible to have a specified column value returned after the INSERT (rather than t

Re: [GENERAL] Out of memory error in 8.1.0 Win32

2006-06-21 Thread Qingqing Zhou
On Wed, 21 Jun 2006, Relyea, Mike wrote: > ExecutorState: 550339936 total in 123 blocks; 195003544 free (740135 > chunks); 355336392 used > HashBatchContext: 293593176 total in 44 blocks; 3107384 free (80 > chunks); 290485792 used > TIDBitmap: 2088960 total in 8 blocks; 924720 free (27 chunks);

Re: [GENERAL] A slow query - Help please?

2006-06-21 Thread Martijn van Oosterhout
On Wed, Jun 21, 2006 at 04:12:08PM +0200, Alban Hertroys wrote: > Martijn van Oosterhout wrote: > >ISTM that what would really work well is some kind of "Merge Sort" node > >that would work by having multiple subnodes which are already sorted > >and merging them into one sorted list. > > Would...

Re: [GENERAL] SQL query question

2006-06-21 Thread Gurjeet Singh
Another way is to use correlated-subqueries (refrencing outer query's columns inside a subquery; hope this feature is supported): select * fromFileVersionHistory H1 where modificationDate = ( select max(modificationDate) fromFileVersionHistory H2

Re: [GENERAL] MS-SQL2PostgreSQL

2006-06-21 Thread Chris
Hrishikesh Deshmukh wrote: Dear All, I have a sql MS-SQL script, i would like to run the script in postgresql. Is there a MS-SQL2PostgreSQL converter available or does one has to go trouble shooting line by line changing data types etc one line at a time??!!! Something on this page might he

Fwd: [GENERAL] performance tips please

2006-06-21 Thread Hugo
I assume the the task takes longer than 5 seconds to complete? Are you running the same OS? Can pgsql distribute the load on both Xeon processors? Is pgsql custom compiled for a specific architecture(Pentium III, for example)? How do you measure the response time? Arethere other apps involved?t.n.a

Re: [GENERAL] performance tips please

2006-06-21 Thread Tomi NA
On 6/21/06, Hugo <[EMAIL PROTECTED]> wrote: Hi, I am testing my application and DB (postgres 8.1.4 ) on a : DELL-Power Edge 1800 with 2 Xeon 3.2ghz, 2 Gb RAM and 2 SCSI 149 Gb each. trouble is that the same application and DB(postgres 8.0.4) runs on a: DELL pentium 3 with 526MB of RAM a

[GENERAL] performance tips please

2006-06-21 Thread Hugo
Hi, I am testing my application and DB (postgres 8.1.4 ) on a :    DELL-Power Edge 1800 with 2 Xeon 3.2ghz,  2 Gb RAM and 2 SCSI 149 Gb  each.trouble is that the same application and DB(postgres 8.0.4) runs on a: DELL pentium 3 with 526MB of RAM and an IDE 20 GB and comparing the performance

[GENERAL] MS-SQL2PostgreSQL

2006-06-21 Thread Hrishikesh Deshmukh
Dear All,I have a sql MS-SQL script, i would like to run the script in postgresql. Is there a MS-SQL2PostgreSQL converter available or does one has to go trouble shooting line by line changing data types etc one line at a time??!!! Thanks,Hrishi

Re: [GENERAL] Dynamic loading of C functions: Badly stuck

2006-06-21 Thread Tom Lane
"Jasbinder Bali" <[EMAIL PROTECTED]> writes: > I've disabled my SELinux and now postgres is being able to access the shared > library i.e test.so file. > Don't know if thats the right way to do it or not. It's not. Almost certainly, SELinux is keying the rejection off the fact that you have the .

Re: [GENERAL] Dynamic loading of C functions: Badly stuck

2006-06-21 Thread Jasbinder Bali
I've disabled my SELinux and now postgres is being able to access the shared library i.e test.so file.Don't know if thats the right way to do it or not.PS: I'm using Fedora core 2 OSThanks,~Jas On 6/21/06, Joe Conway <[EMAIL PROTECTED]> wrote: Jasbinder Bali wrote:> Now the error is different. It c

Re: [GENERAL] Dynamic loading of C functions: Badly stuck

2006-06-21 Thread Jasbinder Bali
well as of now my postgres is running on a trusted connection that well as of now my postgres is running on a trusted connection that i've specified in pg_hba.conf file. ls -l /usr/include/pgsql/server/test.so shows the following -rw-rw-rw- 1 root root 4620 Jun 21 12:00 /usr/include/pgsql/server/

Re: [GENERAL] Dynamic loading of C functions: Badly stuck

2006-06-21 Thread Joe Conway
Jasbinder Bali wrote: Now the error is different. It cries something on the permissions. ERROR: could not load library "/usr/include/pgsql/server/test.so": /usr/include/pgsql/server/test.so: failed to map segment from shared object: Permission denied Can you comment on this? What does l

Re: [GENERAL] multiple statement 'instead of' rule

2006-06-21 Thread Merlin Moncure
On 6/20/06, Tom Lane <[EMAIL PROTECTED]> wrote: "Merlin Moncure" <[EMAIL PROTECTED]> writes: > create or replace rule insert_fsv as on insert to frequency_service_view > do instead > ( > insert into frequency_operation > select new.table_name, new.frequency, old.code where new.set =

Re: [GENERAL] Dynamic loading of C functions: Badly stuck

2006-06-21 Thread Steve Atkins
On Jun 21, 2006, at 9:42 AM, Jasbinder Bali wrote: Hi, I raised this problem yesterday aswell. I'm badly stuck at this point. The problem is as follows: I have a C function that i want to use in my postgres function. I adopt the following steps to do that. --- compile the C file as follows

Re: [GENERAL] Dynamic loading of C functions: Badly stuck

2006-06-21 Thread Jasbinder Bali
Yes, that helped. I was missing that leading '/'Now the error is different. It cries something on the permissions.ERROR:  could not load library "/usr/include/pgsql/server/test.so": /usr/include/pgsql/server/test.so: failed to map segment from shared object: Permission denied Can you comment on thi

Re: [GENERAL] Dynamic loading of C functions: Badly stuck

2006-06-21 Thread Joe Conway
Jasbinder Bali wrote: CREATE FUNCTION command(integer) RETURNS integer AS 'usr/include/pgsql/server/test_func', 'command' LANGUAGE C STRICT; when i try to run this function, always gives me the follwoing error: ERROR: could not access file "usr/include/pgsql/server/test_func": No

[GENERAL] Dynamic loading of C functions: Badly stuck

2006-06-21 Thread Jasbinder Bali
Hi,I raised this problem yesterday aswell. I'm badly stuck at this point.The problem is as follows:I have a C function that i want to use in my postgres function.I adopt the following steps to do that. --- compile the C file as follows gcc -shared -o test_func.so test_func.c test_func.c is

Re: [GENERAL] Dynamic loading of C functions

2006-06-21 Thread Jasbinder Bali
I've tried everything so that my .so file is recognized but in vein.Don't know whats going wrong.~JasOn 6/20/06, Tom Lane < [EMAIL PROTECTED]> wrote:Bill Moran < [EMAIL PROTECTED]> writes:> In response to "Jasbinder Bali" <[EMAIL PROTECTED]>:>> I get the follwing error>> ERROR:  could not access fi

Re: [GENERAL] A slow query - Help please?

2006-06-21 Thread Alban Hertroys
Martijn van Oosterhout wrote: ISTM that what would really work well is some kind of "Merge Sort" node that would work by having multiple subnodes which are already sorted and merging them into one sorted list. Would... So this isn't available yet? The planner would use this whenever it saw a

Re: [GENERAL] Adding foreign key constraints without integrity

2006-06-21 Thread Wes
On 6/20/06 8:17 PM, "Florian G. Pflug" <[EMAIL PROTECTED]> wrote: > Maybe you could ask at some postgresql support companies how much effort it > would > be to add a "without check" flag to "alter table add constraint foreign key", > and > how much they'd charge for it... Or if I get ambitious, d

Re: [GENERAL] merge result sets

2006-06-21 Thread simon
On Mit, 2006-06-21 at 14:16 +0200, Martijn van Oosterhout wrote: > On Wed, Jun 21, 2006 at 02:08:29PM +0200, simon wrote: > > > The aggregate stuff should work. something like: > > > > > > SET kategorie = (SELECT comma_aggregate(kategorie_bezeichnung) FROM ...) > > > > > > should do the trick. >

Re: [GENERAL] GPL Licensed Files in 8.1.4

2006-06-21 Thread Jan Wieck
On 6/7/2006 4:34 PM, Bruce Momjian wrote: Tom Lane wrote: Andrew Sullivan <[EMAIL PROTECTED]> writes: > At the same time, it strikes me that at least the userlock stuff, and > maybe dbmirror as well, are candidates for pgfoundry rather than > contrib/ We'd already agreed to move dbmirror to pgf

Re: [GENERAL] minimizing downtime when upgrading

2006-06-21 Thread H.J. Sanders
>>> > >>> Is anybody over at the dev team considering what an onerous burden > >>> this is? Is anyone considering doing away with it? Just my 2 cents: more and more databases have to run 24 * 7 , so something has to be done. The last 15 years we also used Informix and we never, never had to

Re: [GENERAL] minimizing downtime when upgrading

2006-06-21 Thread Alban Hertroys
Kenneth Downs wrote: Richard Huxton wrote: Kenneth Downs wrote: AFAIK it has always been the case that you should expect to have to dump out your databases and reload them for version upgrades. Is anybody over at the dev team considering what an onerous burden this is? Is anyone consideri

Re: [GENERAL] minimizing downtime when upgrading

2006-06-21 Thread Martijn van Oosterhout
On Wed, Jun 21, 2006 at 08:10:20AM -0400, Kenneth Downs wrote: > Regardless of whether a package is commercial or free, it strikes me as > counter to the very soul of programming to build in a burden that > increases with the user's use of the program, threatening even to tip > the balance altog

Re: [GENERAL] merge result sets

2006-06-21 Thread Martijn van Oosterhout
On Wed, Jun 21, 2006 at 02:08:29PM +0200, simon wrote: > > The aggregate stuff should work. something like: > > > > SET kategorie = (SELECT comma_aggregate(kategorie_bezeichnung) FROM ...) > > > > should do the trick. > i just found > > CREATE FUNCTION comma_aggregate(text,text) RETURNS text AS

Re: [GENERAL] minimizing downtime when upgrading

2006-06-21 Thread Kenneth Downs
Richard Huxton wrote: Kenneth Downs wrote: AFAIK it has always been the case that you should expect to have to dump out your databases and reload them for version upgrades. Is anybody over at the dev team considering what an onerous burden this is? Is anyone considering doing away with it?

Re: [GENERAL] merge result sets

2006-06-21 Thread simon
On Mit, 2006-06-21 at 12:34 +0200, Martijn van Oosterhout wrote: > On Wed, Jun 21, 2006 at 12:23:44PM +0200, simon wrote: > > or in other words, i just would like to know how to rewrite > > > > SET kategorie = array_to_string ((SELECT ARRAY (SELECT > > kategorie_bezeichnung > > > > so it works i

Re: [GENERAL] A slow query - Help please?

2006-06-21 Thread Alban Hertroys
Alban Hertroys wrote: Jim Nasby wrote: Probably a better bet would be going to 8.1 and using constraint elimination. Maybe you mean constraint exclusion? If so, is that going to help excluding partitions (basically the same thing, it seems) from a query based on an ORDER BY and a LIMIT?

Re: [GENERAL] merge result sets

2006-06-21 Thread Martijn van Oosterhout
On Wed, Jun 21, 2006 at 12:23:44PM +0200, simon wrote: > or in other words, i just would like to know how to rewrite > > SET kategorie = array_to_string ((SELECT ARRAY (SELECT > kategorie_bezeichnung > > so it works in psql7.3 as well. The aggregate stuff should work. something like: SET kateg

Re: [GENERAL] merge result sets

2006-06-21 Thread simon
On Mit, 2006-06-21 at 00:09 +0200, simon wrote: > On Die, 2006-06-20 at 15:34 -0500, Bruno Wolff III wrote: > > On Tue, Jun 20, 2006 at 12:06:24 +0200, > > simon <[EMAIL PROTECTED]> wrote: > > > hi all > > > > > > i'm using postgres 7.3 > > > > > > my problem is i want to build a helper table:

Re: [GENERAL] A slow query - Help please?

2006-06-21 Thread Martijn van Oosterhout
On Wed, Jun 21, 2006 at 11:56:27AM +0200, Alban Hertroys wrote: > Say we take the query I posted: > "SELECT * FROM mm_posrel ORDER BY number DESC LIMIT 25;" > and the knowledge that this table is inherited by two other tables, with > number being unique across them (though PostgreSQL probabl

Re: [GENERAL] DocBook 4.2 detecting at configure time

2006-06-21 Thread Oleg Golovanov
Of cause I had probed it already - with command: SGML_CATALOG_FILES=/usr/local/share/sgml/docbook/4.2/docbook.cat ./configure --prefix=/usr/local/pgsql --enable-depend --enable-nls --enable-integer-datetimes --with-openssl --with-pam --enable-thread-safety --with-includes=/usr/local/include --

Re: [GENERAL] A slow query - Help please?

2006-06-21 Thread Alban Hertroys
Jim Nasby wrote: On Jun 19, 2006, at 7:00 AM, Alban Hertroys wrote: Now all we need to do is getting MMBase to do its queries like this :P Probably a better bet would be going to 8.1 and using constraint elimination. I searched the documentation, google and wikipedia for "constraint eli

Re: [GENERAL] DocBook 4.2 detecting at configure time

2006-06-21 Thread Peter Eisentraut
Am Dienstag, 20. Juni 2006 09:29 schrieb Oleg Golovanov: > I have changed configure command. Currently I issue command: > SGML_CATALOG_FILES=/usr/local/share/xml/docbook/4.2/docbook.cat Replace that by /usr/local/share/sgml/docbook/4.2/docbook.cat. -- Peter Eisentraut http://developer.postgresql

Re: [GENERAL] Computing transitive closure of a table

2006-06-21 Thread Gurjeet Singh
I have not been able to download the document for the last day and a half... Can someone please forward a copoy to me if you have one??? Thanks, Gurjeet. On 6/20/06, Chris Smith <[EMAIL PROTECTED]> wrote: Thanks for everyone's suggestions. I found the following, which at least seems to meet my

Re: [GENERAL] Changing encoding of a database

2006-06-21 Thread Marco Bizzarri
Hi Tomi. Thanks for your answer, I was not aware of such a tool. The next question at this point is (of course): what is the problem if I have blob? Should I recode them as well? Regards Marco On 6/20/06, Tomi NA <[EMAIL PROTECTED]> wrote: On 6/19/06, Marco Bizzarri <[EMAIL PROTECTED]> wrote:

[GENERAL] unsubscribe

2006-06-21 Thread Jad Madi
unsubscribe -- Jad madi - Blog: http://jadmadi.net/ - Web standards Planet http://W3planet.net/ ---(end of broadcast)--- TIP 5: don't forget to increase your free space map settings

[GENERAL] [ppa][PATCHES] Argument handling improvements

2006-06-21 Thread John Jawed
Below are links for the patch and binary (image) files for argument handling improvements in ppa. You can view the original concept @ http://jawed.name/pgsql_soc. It provides support for both JS and JS deficient users. I tried to keep it within the coding guidelines set forth. I appreciate and l