Re: [GENERAL] Proper relational database?

2016-04-22 Thread David Goodenough
On Thursday 21 April 2016 13:36:54 Guyren Howe wrote: > Anyone familiar with the issue would have to say that the tech world would > be a significantly better place if IBM had developed a real relational > database with an elegant query language rather than the awful camel of a > thing that is

Re: [GENERAL] Tool to create database diagrams in postgreSQL

2012-12-28 Thread David Goodenough
On Friday 28 Dec 2012, nevillekb wrote: Hi, Can anyone tell me which free GUI based tools are available for creating database diagrams for my database in postgresql. Thanks, Neville. -- View this message in context:

Re: [GENERAL] A thought about other open source projects

2010-06-21 Thread David Goodenough
cascades. The most efficient way is to have a separate backend module per database (or db version) supported. The quickest way is to write code that will work on any db but won't take advantage of db-specific features. David Goodenough wrote: This is what I am trying to encourage. I am

Re: [GENERAL] A thought about other open source projects

2010-06-20 Thread David Goodenough
On Sunday 20 June 2010, Peter Eisentraut wrote: On lör, 2010-06-19 at 22:56 +0100, David Goodenough wrote: These projects need help to realise that adding Postgresql is not a big job, especially for those using JDBC which can already connect to all DBs. It strikes me that if the project

Re: [GENERAL] A thought about other open source projects

2010-06-20 Thread David Goodenough
On 6/20/2010 12:08 PM, David Goodenough wrote: On Sunday 20 June 2010, Peter Eisentraut wrote: On lör, 2010-06-19 at 22:56 +0100, David Goodenough wrote: These projects need help to realise that adding Postgresql is not a big job, especially for those using JDBC which can already connect

[GENERAL] A thought about other open source projects

2010-06-19 Thread David Goodenough
I happened across (yet) another open source project which supports MySql and Derby (its a Java app) and is thinking about supporting Oracle (they have actually bought a licence) but does not support Postgresql. This particular project is onehippo.org, but there are many others. Another perhaps

Re: [GENERAL] Custom Fields Database Architecture

2009-06-15 Thread David Goodenough
On Monday 15 June 2009, Gnanam wrote: Hi, I'm designing a database schema in which I should allow user to create custom fields at the application level. My application is a web-based system and it has multiple companies in a single database. So this means that each company can create

[GENERAL] problem converting database to UTF-8

2009-01-22 Thread David Goodenough
I have a database which was created as LATIN1 (the machine has the wrong locales installed when I set up PG). It is running 8.3. So I found various places which said the way to do this was to do a pg_dumpall -f dump_file, get rid of the entire database, init_db -E UTF-8, and then psql -f

Re: [GENERAL] problem converting database to UTF-8

2009-01-22 Thread David Goodenough
On Thursday 22 January 2009, Vladimir Konrad wrote: Is there a definative HOWTO that I can follow, if not does someone have a set of instructions that will work? What about running iconv command on the dumped .sql file and transform it to the utf8? Vlad PS: man iconv for manual iconv

Re: [GENERAL] problem converting database to UTF-8

2009-01-22 Thread David Goodenough
On Thursday 22 January 2009, Vladimir Konrad wrote: iconv does not change the database encodings embedded in the file (and it is quite large). Have you read the manual? file A pathname of an input file. If no file operands are specified, or if a file operand is '-', the

Re: [GENERAL] [Q] DNS(bind) ER model

2008-08-15 Thread David Goodenough
On Friday 15 August 2008, Roderick A. Anderson wrote: Anyone aware of an ER model for holding name server records? Working on the zone file data and I am getting close but keep running into the differences between MX records (with a priority) and the others that can hold either a

[GENERAL] Attaching information about users

2007-11-01 Thread David Goodenough
What is the proper way to attach additional information about users of a database. That is to say I am using their DB login as their application ID, and I need to have one or more tables which remember preferences and other application level things, but the key is their current userid and I

[GENERAL] Regular express question

2007-06-22 Thread David Goodenough
I have a table that consists of a set of regular expressions, a priority and a result. I need to be able to match field in another table against the set of regular expressions (ordered by priority) and use the first result. Reading the documentation I can see how to put the regular expression

Re: [GENERAL] Regular express question

2007-06-22 Thread David Goodenough
On Friday 22 June 2007, David Goodenough wrote: I have a table that consists of a set of regular expressions, a priority and a result. I need to be able to match field in another table against the set of regular expressions (ordered by priority) and use the first result. Reading

[GENERAL] Is there an equivalent of the W3c HTML checker for SQL?

2007-01-22 Thread David Goodenough
This may seem like a question unrelated to Postgresql, but I have recently noticed a project that is having a discussion about how their code should be developed. They are (unfortunately) developing first with MySQL, because that is what they are familiar with (I assume), but that inevitably

[GENERAL] SELECT INTO TEMPORARY problem

2007-01-17 Thread David Goodenough
I have a servlet which gets its data through a DataSource (Tomcat 5.5) and starts each request as a new SQL transaction and either commits the transaction or rolls it back at the end of each request. In one of the requests I do a SELECT ... INTO TEMPORARY t1 ..., which works just fine when I

[GENERAL] MySQL drops support for most distributions

2006-12-13 Thread David Goodenough
http://developers.slashdot.org/article.pl?sid=06/12/13/1515217from=rss MySQL quietly deprecated support for most Linux distributions on October 16, when its 'MySQL Network' support plan was replaced by 'MySQL Enterprise.' MySQL now supports only two Linux distributions — Red Hat Enterprise

[GENERAL] Performance figures from DbMail list

2006-12-07 Thread David Goodenough
The following appeared this afternoon on the DbMail list. As someone replied the MySql used is old, and the newer one is faster, but then 8.2 is faster than the older Postgresql versions. This was posted by:- Justin McAleer [EMAIL PROTECTED] I figured I would go ahead and toss this out for

[GENERAL] How to speed up Exclusive Locking

2006-12-05 Thread David Goodenough
I have an application running on a Tomcat cluster talking to a cluster of Postgresql DBs using HA-JDBC. If one of the members drop out of the cluster it is necessary to get that member back into sync with the rest of the cluster, and I have an application specific piece of code that does that.

Re: [GENERAL] How to speed up Exclusive Locking

2006-12-05 Thread David Goodenough
On Tuesday 05 December 2006 10:57, Bernd Helmle wrote: On Tue, 5 Dec 2006 10:18:21 +, David Goodenough [EMAIL PROTECTED] wrote: [...] The first bits of the sync are done without locking the source tables, and I do these until I find less than some suitable threshold of records

Re: [GENERAL] How to speed up Exclusive Locking

2006-12-05 Thread David Goodenough
On Tuesday 05 December 2006 12:03, Richard Huxton wrote: David Goodenough wrote: On Tuesday 05 December 2006 10:57, Bernd Helmle wrote: On Tue, 5 Dec 2006 10:18:21 +, David Goodenough [EMAIL PROTECTED] wrote: The statements issued to lock each table is:- LOCK TABLE table

[GENERAL] deadlock detected messages

2006-10-29 Thread David Goodenough
I have a process that is hitting deadlocks. The message I get talks about relation and database numbers, not names. How do I map the numbers back into names? David ---(end of broadcast)--- TIP 1: if posting/reading through Usenet, please send an

[GENERAL] Is anyone using ha-jdbc with the distributable tag

2006-05-09 Thread David Goodenough
I realise this is not strictly a Postgresql problem but I wondered if anyone here was using ha-jdbc. I have tried asking on their mailing list but apart from two of my questions there has been no traffic for 24 hours and it appears to be a dead list. I have a sngle instance of ha-jdbc working

Re: [GENERAL] Is PostgreSQL an easy choice for a large CMS?

2006-04-30 Thread David Goodenough
On Sunday 30 April 2006 12:01, Tony Lausin wrote: Hello all, I'm working on a CMS which requires an open source database capable of handling hundreds of thousands of users simultaneously, with a high rate of database writes, and without buckling. We're talking somewhere between

[GENERAL] Implicit conversion from string to timestamp

2006-02-17 Thread David Goodenough
I have some generic code to which I pass a series of values to be inserted into a PostgreSQL table which includes a field which is defined as a timestamp and which I wish to populate with a string of the form -MM-dd hh:mm:ss.SSS. Under pg 8 and before this worked fine but now with 8.1 I

[GENERAL] Problem with sequence table

2006-02-08 Thread David Goodenough
I have a DB (PostgreSQL of course) which has in the definition of one of its tables that the default is nextval(public.rr_id_seq'::text). When I look in the sequence I see that the last_value column is 40, but the largest value in the relevant column is 45. I tried using the SQL update command

Re: [GENERAL] Primary keys for companies and people

2006-02-02 Thread David Goodenough
On Thursday 02 February 2006 09:07, Leif B. Kristensen wrote: On Thursday 02 February 2006 09:05, Michael Glaesemann wrote: For people I'm more or less stumped. I can't think of a combination of things that I know I'll be able to get from people that I'll want to be able to add to the

Re: [GENERAL] Anyone use Eclipse?

2005-09-17 Thread David Goodenough
On Friday 16 September 2005 20:37, Josh Berkus wrote: People: The Eclipse project is interested in having PostgreSQL people contribute to their Data Services plug in. Do we have any java hackers in the community using Eclipse? Anyone interested? Well I use Eclipse and PostgreSQL, but

Re: [GENERAL] Postgresql replication

2005-08-25 Thread David Goodenough
On Thursday 25 August 2005 13:03, William Yu wrote: As far as I know, nobody has a generic solution for multi-master replication where servers are not in close proximity. Single master replication? Doable. Application specific conflict resolution? Doable. Off the shelf package that somehow

[GENERAL] Does preparing statements other than selects help performance?

2005-08-05 Thread David Goodenough
I was looking at an application recently which was written in Java and used Postgresql as it DB. In it extensive use had been made of PreparedStatements both for SELECTs and for INSERT, UPDATE and DELETE statements. Some of the routines had multiple UPDATEs doing much the same thing but with

Re: [GENERAL] Does preparing statements other than selects help performance?

2005-08-05 Thread David Goodenough
On Friday 05 August 2005 11:57, Martijn van Oosterhout wrote: On Fri, Aug 05, 2005 at 10:08:42AM +0100, David Goodenough wrote: I was looking at an application recently which was written in Java and used Postgresql as it DB. In it extensive use had been made of PreparedStatements both

[GENERAL] SQL query

2005-02-11 Thread David Goodenough
I realise this is not strictly a Postgreslql question, but if the best way to solve it involves using PG extensions, such as the PG procedural languages I am only going to do this on PG and so I am happy to use them. I have an address table, with all the normal fields and a customer name field

Re: [GENERAL] SQL query

2005-02-11 Thread David Goodenough
On Friday 11 February 2005 11:31, Matt K wrote: David Goodenough wrote: I could do this by doing a select * from addresses where customer = ? and type = 'billing', looking to see if there is a result row and if not repeating the query with type = 'default', but that seems inelegant to me

Re: [GENERAL] SQL query

2005-02-11 Thread David Goodenough
On Friday 11 February 2005 11:46, Richard Huxton wrote: David Goodenough wrote: I realise this is not strictly a Postgreslql question, but if the best way to solve it involves using PG extensions, such as the PG procedural languages I am only going to do this on PG and so I am happy to use

Re: [GENERAL] SQL query

2005-02-11 Thread David Goodenough
On Friday 11 February 2005 11:41, Janning Vygen wrote: Am Freitag, 11. Februar 2005 12:07 schrieb David Goodenough: I have an address table, with all the normal fields and a customer name field and an address type. There is a constraint that means that the combination of customer and type

Re: [GENERAL] SQL query

2005-02-11 Thread David Goodenough
On Friday 11 February 2005 13:39, Bruno Wolff III wrote: On Fri, Feb 11, 2005 at 11:07:24 +, David Goodenough [EMAIL PROTECTED] wrote: I thought of using an inner select for the join, and using limit 1 to get just the one, and forcing the order by to give me the billing address

Re: [GENERAL] postgresql and javascript

2004-12-10 Thread David Goodenough
On Tuesday 07 December 2004 22:42, Chris Smith wrote: [EMAIL PROTECTED] wrote: Does anyone know how to connect javascript to a postgresql database You can't connect javascript to any sort of database. You need something like php, python etc - it can connect to your database and generate