[GENERAL] Disappearing table - suggestions on possible causes appreciated.

2007-06-08 Thread Andrew Edson
The company I work for provides services for various offices around the country. In order to help keep our database straight, and allow several of our client-side programs to verify their location, we include a table called 'region' in our database. Although the database is replicated by Slony

[GENERAL] Panic error on attempted update

2007-07-12 Thread Andrew Edson
One of the servers I am responsible for maintaining was apparently having problems earlier today. The servers are all running SuSE 9.2, Apache 2 (not sure what version), and Postgres 8.1.4. Our main server is running Slony 1.1, I think, creating Log-Shipping records that the rest of the server

[GENERAL] Error restarting postmaster

2007-07-31 Thread Andrew Edson
Yesterday, one of the (replicated) remote databases I work with somehow got corrupted, so I attempted to drop a new copy off of the master (on a different box) and rebuild the database. Creation, language install, schema reload, all appeared to go well. On the actual data reload, I set the sys

Re: [GENERAL] Error restarting postmaster

2007-07-31 Thread Andrew Edson
Is somewhat old, 8.1.3. I'll try to upgrade it to the 8.1.9. The box is running on SuSE 9.2, if I recall correctly...which binary rpm should I snag for that? Tom Lane <[EMAIL PROTECTED]> wrote: Andrew Edson writes: > PANIC: block 39 unfound > LOG: startup process (PID 640

[GENERAL] Select time jump after adding filter; please help me figure out what I'm doing wrong.

2007-08-14 Thread Andrew Edson
I've been working on a db project intended to perform modifications to one db based on the data stored in another one. Specifically, I'm supposed to check a pair of tables based on two criteria; an id field, and a timestamp. This will be crossreferenced with the second database; the timestamps

Re: [GENERAL] Select time jump after adding filter; please help me figure out what I'm doing wrong.

2007-08-15 Thread Andrew Edson
13.22 rows=87439 width=21) (actual > time=20.286..65330.049 rows=204855 loops=1) >Filter: (rcrd_cd = '0A'::bpchar) > Total runtime: 65945.160 ms Again, someone mind pointing out to me where I've managed to mess this one up? Richard Huxton <[EMAIL PROTECTED]&g

Re: [GENERAL] Select time jump after adding filter; please help me figure out what I'm doing wrong.

2007-08-15 Thread Andrew Edson
have already been solved; I'm using an older version of Postgres; 8.1.3. My boss has requested that it not be upgraded just yet, however, so I'm stuck with it for the moment. Richard Huxton <[EMAIL PROTECTED]> wrote: Andrew Edson wrote: > I apologize about the CC; I th

Re: [GENERAL] Select time jump after adding filter; please help me figure out what I'm doing wrong.

2007-08-15 Thread Andrew Edson
Tom Lane <[EMAIL PROTECTED]> wrote: Ah. I think your result is explained by this 8.1.4 bug fix: 2006-05-18 14:57 tgl * src/backend/optimizer/plan/createplan.c (REL8_1_STABLE): When a bitmap indexscan is using a partial index, it is necessary to include the partial index predicate in the scan'

[GENERAL] Stripping apostrophes from data

2007-08-20 Thread Andrew Edson
Is there some program or procedure for stripping apostrophes (') from data in the db? Most of our data has been shuffled over to Postgres from an older system, and I'm occasionally running into data entered in the old system that has apostrophes in it. (Most recent example: A name field with t

Re: [GENERAL] Stripping apostrophes from data

2007-08-20 Thread Andrew Edson
The dollar quoting appears to have fixed it; thank you. I apologize for my folly in sending out the original message. Michael Glaesemann <[EMAIL PROTECTED]> wrote: On Aug 20, 2007, at 11:19 , Andrew Edson wrote: > Is there some program or procedure for stripping apostrophes ('

[GENERAL] Weird problem concerning tsearch functions built into postgres 8.3, assistance requested

2008-10-29 Thread Andrew Edson
I've been tasked with maintaining a set of postgres databases created by my predecessor in this position.  The original databases several years back were version 8.1.3, and used the tsearch2 functions to enable some client-program searches. We've recently begun preparing to shift to 8.3 (I beli

[GENERAL] Problems shutting down Postmaster

2007-02-08 Thread Andrew Edson
I need to add a system to our postgres pg_hba.conf file; the main server went down a few days ago, and this system was mistakenly left off the list of allowed systems when the server was brought back up. (Older version of the .conf file; I managed to accidentally delete the more current one whi

Re: [GENERAL] Problems shutting down Postmaster

2007-02-08 Thread Andrew Edson
Okay, for some reason we still had a problem connecting after a pg_ctl reload, but the shutdown went through this time, and everything's working now. Thanks for the assistance. Tom Lane <[EMAIL PROTECTED]> wrote: Andrew Edson writes: > Someone else added the IP address for the o

[GENERAL] How does filter order relate to query optimization?

2007-02-27 Thread Andrew Edson
I'm working on a php project that's supposed to draw information from the DB for display, and I've been requested to speed up the display as much as possible. I'm drawing data from four tables, with an additional two that I have to 'bounce' through to match the keys together. Also, I've got fi

Re: [GENERAL] How does filter order relate to query optimization?

2007-02-27 Thread Andrew Edson
Index Cond: ("outer".person_seq = persn.person_seq) Total runtime: 271175.640 ms (22 rows) Anybody ideas what might be causing the problems with the slowdown? The slow database is fed by slony logshipping from the 'normal' one, and both are (at least theoreti

[GENERAL] Curious situation - running program cannot seem to delete records.

2007-02-28 Thread Andrew Edson
I've been given a file to maintain, the purpose of which is to purge the database of records more than two years old. (Database setup is pg 8.1.3) The program (written in perl) enters postgres as the user 'postgres', and is supposed to select foreign-key records from all tables that link t

[GENERAL] Select retrieval slowdown after db drop/reload. Suggestions?

2007-02-28 Thread Andrew Edson
I have a select statement, used in a Perl program, which is supposed to find all records related to those in one table which have a delete_dt field value of four years or older. This is the select statement: SELECT t2.dist_id, t1.clnt_seq, t2.cntrct_seq, t2.cntrct_id, t3.aunit_seq, t1.pe

[GENERAL] Select taking excessively long; Request help streamlining.

2007-04-11 Thread Andrew Edson
If this message has already appeared on the list, I apologize. My system tried to temporarily freeze up when I attempted to send this message a few minutes ago, and I do not know if I hit send before it halted or not. I am working with a php program that is designed to enter the database,

[GENERAL] Dumping part (not all) of the data in a database...methods?

2007-04-11 Thread Andrew Edson
I'm needing to do a partial dump on a database. All of the entries in the db can be marked as one of two groups, and I've been asked to create a dump of just the second group. It is possible to do a select statement based dump and just grab the one set of records in the output? ---

Re: [GENERAL] Dumping part (not all) of the data in a database...methods?

2007-04-11 Thread Andrew Edson
I am aware of this, yes, but the data in question is all (both sets) contained on a single table. That's why I was looking for a way to do a 'dump where (select foo where bar = 'criteria')' structure. Merlin Moncure <[EMAIL PROTECTED]> wrote: On 4/11/07, Andre

[GENERAL] Indexing questions: Index == key? And index vs substring - how successful?

2007-05-03 Thread Andrew Edson
As the title of this message suggests, I've got a couple of questions about indexing that I'm not sure about. I've tried to take a look at the docs, but I can't remember seeing anything on these; it's quite possible, I admit, that I'm simply not remembering all of what I saw, but I would apprec