Re: [GENERAL] Slow Vacuum was: vacuum output question

2009-01-09 Thread Grzegorz Jaśkiewicz
well, I can confirm problems is caused by indices here as well - I do reindex twice a month because of that. (and general performance problems caused by large index) - maybe it is time to focus on index re usability - since HOT is already there, autovacuum does the job too. -- Sent via

Re: [GENERAL] RCA for MemoryContextAlloc: invalid request size(Known Issue)

2009-01-09 Thread Yogvinder Singh
That I'll do but that still won't answer the question : What is the reason for the data corruption leading to MemoryContextAlloc: invalid request size -Original Message- From: Scott Marlowe [mailto:scott.marl...@gmail.com] Sent: January 08, 2009 8:18 PM To: Yogvinder Singh Cc: Stefan

Re: [GENERAL] RCA for MemoryContextAlloc: invalid request size(Known Issue)

2009-01-09 Thread Pavan Deolasee
On Fri, Jan 9, 2009 at 2:53 PM, Yogvinder Singh yogvin...@newgen.co.in wrote: That I'll do but that still won't answer the question : What is the reason for the data corruption leading to MemoryContextAlloc: invalid request size That's because you may read the corrupt data and do further

Re: [GENERAL] RCA for MemoryContextAlloc: invalid request size(Known Issue)

2009-01-09 Thread Yogvinder Singh
Pavan, What is the possible reason for the data corruption? Regards, Yogvinder -Original Message- From: Pavan Deolasee [mailto:pavan.deola...@gmail.com] Sent: January 09, 2009 2:59 PM To: Yogvinder Singh Cc: Scott Marlowe; Stefan Kaltenbrunner; pgsql-general@postgresql.org Subject:

[GENERAL] Where do I find crypto installer for Mac platform

2009-01-09 Thread Steve Henry
I am looking for a mac platform installer for what I was told I needed, pgcrypto. Assistance finding this would be appreciated... Steve Henry San Diego Mac IT http://www.sdmacit.com 760.751.4292 Office - 760.546.8863 Cell -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org)

Re: [GENERAL] Question about COPY command

2009-01-09 Thread Ragnar Hafstað
On fim, 2009-01-08 at 08:39 -0500, Josh Harrison wrote: Hi, A basic question about the COPY command syntax This is the syntax in the postgres manual. COPY tablename [ ( column [, ...] ) ] FROM { 'filename' | STDIN } .. . What is the difference between copying from

Re: [GENERAL] RCA for MemoryContextAlloc: invalid request size(Known Issue)

2009-01-09 Thread Pavan Deolasee
On Fri, Jan 9, 2009 at 4:17 PM, Yogvinder Singh yogvin...@newgen.co.in wrote: Pavan, What is the possible reason for the data corruption? It could be anything from buggy hardware to bug in the code. As many have pointed out earlier, you are running a very old release and missing several bug

Re: [GENERAL] RCA for MemoryContextAlloc: invalid request size(Known Issue)

2009-01-09 Thread Richard Huxton
Yogvinder Singh wrote: Pavan, What is the possible reason for the data corruption? Yogvinder - you haven't provided any information for people to identify what is corrupted let alone why it is corrupted. Like I said in my reply on the 7th - it's either hardware problems or a bug in the code.

Re: [GENERAL] dblink between oracle and postgres?

2009-01-09 Thread Emanuel Calvo Franco
2009/1/8 Filip Rembiałkowski plk.zu...@gmail.com: 2009/1/8 Joshua D. Drake j...@commandprompt.com On Thu, 2009-01-08 at 15:12 -0500, Josh Harrison wrote: Hi, Is there any utility like (oracle's dblink etc) that can establish connection between oracle and postgres database? dbi-link

Re: [GENERAL] Adding Arabic dictionary for TSearch2.. to_tsvector('arabic'...) doesn't work..

2009-01-09 Thread Andrew
Hi Mohammed, See my answers below, and hopefully they won't lead you too far astray. Note though, it has been a long time since I have done this and there are doubtless more knowledgeable people in this forum who will be able to correct anything I say that may be misleading or incorrect.

Re: [GENERAL] Where do I find crypto installer for Mac platform

2009-01-09 Thread Bruce Momjian
Steve Henry wrote: I am looking for a mac platform installer for what I was told I needed, pgcrypto. Assistance finding this would be appreciated... It is part of /contrib. I am not sure where it is in the mac installer. -- Bruce Momjian br...@momjian.ushttp://momjian.us

Re: [GENERAL] Where do I find crypto installer for Mac platform

2009-01-09 Thread Dave Page
On Fri, Jan 9, 2009 at 2:31 PM, Bruce Momjian br...@momjian.us wrote: Steve Henry wrote: I am looking for a mac platform installer for what I was told I needed, pgcrypto. Assistance finding this would be appreciated... It is part of /contrib. I am not sure where it is in the mac installer.

Re: [GENERAL] Thanx for 8.3

2009-01-09 Thread Jeremiah Jahn
On Fri, 2009-01-09 at 08:17 +0100, Reg Me Please wrote: On Friday 09 January 2009 00:10:53 Jeremiah Jahn wrote: Just wanted to say thank you for version 8.3. The ordered indexing has dropped some of my search times from over 30 seconds to 3. I've been beating my head against this issue

Re: [GENERAL] Thanx for 8.3

2009-01-09 Thread Reg Me Please
On Friday 09 January 2009 15:46:51 Jeremiah Jahn wrote: On Fri, 2009-01-09 at 08:17 +0100, Reg Me Please wrote: On Friday 09 January 2009 00:10:53 Jeremiah Jahn wrote: Just wanted to say thank you for version 8.3. The ordered indexing has dropped some of my search times from over 30

Re: [GENERAL] Adding Arabic dictionary for TSearch2.. to_tsvector('arabic'...) doesn't work..

2009-01-09 Thread Mohamed
Thank you for you detailed answer. I have learned alot more about this stuff now :) As I see it accordingly to the results it's between Hunspell and Aspell. My Aspell version is 0.6 released 2006. The Hunspell was released in 2008. When I run the Postgres command \dFt I get the following list :

[GENERAL] Adding Arabic dictionary for TSearch2.. to_tsvector('arabic'...) doesn't work..

2009-01-09 Thread Mohamed
Thank you for you detailed answer. I have learned alot more about this stuff now :) As I see it accordingly to the results it's between Hunspell and Aspell. My Aspell version is 0.6 released 2006. The Hunspell was released in 2008. When I run the Postgres command \dFt I get the following list :

[GENERAL] Seeking PG Booth Voleenteers for 2009 SCALE

2009-01-09 Thread Richard Broersma
The call is going out for PostgreSQL enthusiasts. We are seeking volunteers to assist the PostgreSQL booth for this years Southern California Linux Expo: http://scale7x.socallinuxexpo.org The Exhibit hall will be open on Saturday the February 21st and Sunday the 22nd between the hours of 10am

Re: [GENERAL] Seeking PG Booth Volunteers for 2009 SCALE

2009-01-09 Thread Richard Broersma
Sorry about the typo in the subject line. On Fri, Jan 9, 2009 at 9:05 AM, Richard Broersma richard.broer...@gmail.com wrote: The call is going out for PostgreSQL enthusiasts. We are seeking volunteers to assist the PostgreSQL booth for this years Southern California Linux Expo:

[GENERAL] [EXPLAIN] Nested loops

2009-01-09 Thread Reg Me Please
Hi. For an INNER JOINed query, EXPLAIN says that a nested loop is responsible for the big part of the time needed to run. The 2 tables JOINed are: T1: multi-million rows T2: few dozens rows The join is though a single column in both sides and it's NOT a PK in either table. But I have indexes

Re: [GENERAL] [EXPLAIN] Nested loops

2009-01-09 Thread Victor Nawothnig
Could you provide the output of EXPLAIN ANALYZE with your query? On Fri, Jan 9, 2009 at 7:06 PM, Reg Me Please regmeple...@gmail.com wrote: Hi. For an INNER JOINed query, EXPLAIN says that a nested loop is responsible for the big part of the time needed to run. The 2 tables JOINed are:

Re: [GENERAL] [EXPLAIN] Nested loops

2009-01-09 Thread Reg Me Please
Here it comes: Aggregate (cost=227.59..227.61 rows=1 width=8) - Nested Loop (cost=0.00..227.34 rows=49 width=8) - Seq Scan on T2 (cost=0.00..1.07 rows=6 width=4) Filter: (fld1 = 'VEND'::text) - Index Scan using i_T1_partial on T1 (cost=0.00..37.61

Re: [GENERAL] [EXPLAIN] Nested loops

2009-01-09 Thread Tom Lane
Reg Me Please regmeple...@gmail.com writes: Aggregate (cost=227.59..227.61 rows=1 width=8) - Nested Loop (cost=0.00..227.34 rows=49 width=8) - Seq Scan on T2 (cost=0.00..1.07 rows=6 width=4) Filter: (fld1 = 'VEND'::text) - Index Scan using

Re: [GENERAL] [EXPLAIN] Nested loops

2009-01-09 Thread Reg Me Please
On Friday 09 January 2009 20:00:36 Thomas Pundt wrote: Reg Me Please wrote: Here it comes: Aggregate (cost=227.59..227.61 rows=1 width=8) - Nested Loop (cost=0.00..227.34 rows=49 width=8) - Seq Scan on T2 (cost=0.00..1.07 rows=6 width=4) Filter: (fld1

Re: [GENERAL] [EXPLAIN] Nested loops

2009-01-09 Thread Reg Me Please
On Friday 09 January 2009 20:00:57 Tom Lane wrote: Reg Me Please regmeple...@gmail.com writes: Aggregate (cost=227.59..227.61 rows=1 width=8) - Nested Loop (cost=0.00..227.34 rows=49 width=8) - Seq Scan on T2 (cost=0.00..1.07 rows=6 width=4) Filter: (fld1

Re: [GENERAL] [EXPLAIN] Nested loops

2009-01-09 Thread Thomas Pundt
Reg Me Please wrote: Here it comes: Aggregate (cost=227.59..227.61 rows=1 width=8) - Nested Loop (cost=0.00..227.34 rows=49 width=8) - Seq Scan on T2 (cost=0.00..1.07 rows=6 width=4) Filter: (fld1 = 'VEND'::text) - Index Scan using i_T1_partial on T1

[GENERAL] refactoring: changing tables names

2009-01-09 Thread Ivan Sergio Borgonovo
I need to change some table names, substitute some with views and duplicate others. As a first experiment I was planning to create a view that clone a table and then rename the occurrences of the table name with the view where needed finally change the definition of the view. Am I going to incur