Re: Database design help

2010-09-01 Thread Shawn Green (MySQL)
il: je...@gii.co.jp Web site: www.the-infoshop.com -Original Message- From: Neil Tompkins [mailto:neil.tompk...@googlemail.com] Sent: Tuesday, August 31, 2010 3:48 PM To: mysql@lists.mysql.com Subject: Database design help Hi I've a soccer application consisting of managers, teams

Re: Database design help

2010-09-01 Thread Tompkins Neil
60.674.8796 / FAX: 860.674.8341 > E-mail: je...@gii.co.jp > Web site: www.the-infoshop.com > > >-Original Message- > >From: Neil Tompkins [mailto:neil.tompk...@googlemail.com] > >Sent: Tuesday, August 31, 2010 3:48 PM > >To: mysql@lists.mysql.com > >Subjec

RE: Database design help

2010-09-01 Thread Jerry Schwartz
t;From: Neil Tompkins [mailto:neil.tompk...@googlemail.com] >Sent: Tuesday, August 31, 2010 3:48 PM >To: mysql@lists.mysql.com >Subject: Database design help > >Hi > >I've a soccer application consisting of managers, teams players and >fixtures/results. Basically each man

RE: Database design help

2010-09-01 Thread webmaster
ssage- From: Tompkins Neil [mailto:neil.tompk...@googlemail.com] Sent: 01 September 2010 12:52 To: [MySQL] Subject: Fwd: Database design help Looking for some help / comments if possible ? Cheers Neil -- Forwarded message -- From: Neil Tompkins Date: Tue, Aug 31, 2010 at 8:48 PM Su

Re: Database design help

2010-09-01 Thread Claudio Nanni
think this few lines can trigger the best idea in you. Claudio 2010/9/1 Tompkins Neil > Looking for some help / comments if possible ? > > Cheers > Neil > > -- Forwarded message -- > From: Neil Tompkins > Date: Tue, Aug 31, 2010 at 8:48 PM > Subject

Fwd: Database design help

2010-09-01 Thread Tompkins Neil
Looking for some help / comments if possible ? Cheers Neil -- Forwarded message -- From: Neil Tompkins Date: Tue, Aug 31, 2010 at 8:48 PM Subject: Database design help To: mysql@lists.mysql.com Hi I've a soccer application consisting of managers, teams players and fix

Database design help

2010-08-31 Thread Neil Tompkins
Hi I've a soccer application consisting of managers, teams players and fixtures/results. Basically each manager will get points for each game which will depend on the result. What would be the best table design bearing in mind that a manager can move to a different club. My thought was

Database design and query help

2009-11-16 Thread Eskil Kvalnes
Hello, Currently, I have four tables (Items, UpdatePrice, UpdateStatus and UpdateRelease). All the Update tables are linked to Items.ItemID via Update(Price|Status|Release)ItemKey. Personally, I don't feel that this is the best database design I could have, but I can't seem to come u

Re: Questions on Database Design

2009-10-04 Thread Mark Phillips
donné que les email > peuvent facilement être sujets à la manipulation, nous ne pouvons accepter > aucune responsabilité pour le contenu fourni. > > > > > > > > Date: Sat, 3 Oct 2009 18:11:59 -0600 > > From: john.l.me...@gmail.com > > To: m...@phillipsmarketi

Re: Questions on Database Design

2009-10-03 Thread John Meyer
Mark Phillips wrote: On Sat, Oct 3, 2009 at 3:06 PM, Martin Gainty wrote: depends on the relationship of the Data Tables and the Users that use them for instance if I was to setup a table of outgoing calls from 2 distinct individuals : Me> calls to HarvardMedicalSchoo

Re: Questions on Database Design

2009-10-03 Thread Mark Phillips
On Sat, Oct 3, 2009 at 4:02 PM, John Meyer wrote: > > John, >> Thanks. The data is private to each user; there is no sharing of data. I >> am not sure what you mean by "are the actions related" Each user is >> reading/writing independently of each other. Would that argue for separate >> database

Re: Questions on Database Design

2009-10-03 Thread Mark Phillips
t that user a cannot get to user b's data. Can't I achieve the same level of security if each row has a userID, and all queries use a "where userID=xxx" clause? Mark > > > > Date: Sat, 3 Oct 2009 14:38:25 -0700 > > Subject: Questions on Database Design &g

Re: Questions on Database Design

2009-10-03 Thread John Meyer
John, Thanks. The data is private to each user; there is no sharing of data. I am not sure what you mean by "are the actions related" Each user is reading/writing independently of each other. Would that argue for separate databases? Mark Are the actions of a similar nature (i.e. they're

Re: Questions on Database Design

2009-10-03 Thread Mark Phillips
On Sat, Oct 3, 2009 at 2:47 PM, John Meyer wrote: > Mark Phillips wrote: > >> I am new at database design, and my question relates to the trade-offs >> between putting all data in one database or several for mysql. For >> example, >> say I have an application

Re: Questions on Database Design

2009-10-03 Thread John Meyer
Mark Phillips wrote: I am new at database design, and my question relates to the trade-offs between putting all data in one database or several for mysql. For example, say I have an application where a users login from their mobile phones and read/write data to a database. Say there are roughly

Questions on Database Design

2009-10-03 Thread Mark Phillips
I am new at database design, and my question relates to the trade-offs between putting all data in one database or several for mysql. For example, say I have an application where a users login from their mobile phones and read/write data to a database. Say there are roughly 10-15 tables in the

RE: database design

2009-09-14 Thread Jerry Schwartz
>-Original Message- >From: AndrewJames [mailto:andrewhu...@gmail.com] >Sent: Saturday, September 12, 2009 1:20 AM >To: Kyong Kim; Arthur Fuller >Cc: Claudio Nanni; mysql >Subject: Re: database design > >thank you all, i think > >"You probably wouldn&

Re: database design

2009-09-13 Thread Mogens Melander
directly." > > is my answer. > > > -- > From: "Kyong Kim" > Sent: Saturday, September 12, 2009 8:22 AM > To: "Arthur Fuller" > Cc: "Claudio Nanni" ; "AndrewJames" > ; "mysql" > Subject: Re:

Re: database design

2009-09-12 Thread Arthur Fuller
Storing it directly will cause problems when you want to add a new Article Type. IMO it's better to have an ArticleTypes table (AutoIncrement) and store its values in the ArticleTypeID column in the Articles table. A. On Sat, Sep 12, 2009 at 1:19 AM, AndrewJames wrote: > thank you all, i think >

R: RE: database design

2009-09-11 Thread Claudio Nanni
epter aucune responsabilité pour le contenu fourni. > Date: Fri, 11 Sep 2009 15:22:57 -0700 > Subject: Re: database design > From: kykim...@gmail.com > To: fuller.art...@gmail.com > CC: claudio.na...@gmail.com; andrewhu...@gmail.com; mysql@lists.mysql.com > > A) You

Re: database design

2009-09-11 Thread AndrewJames
;Arthur Fuller" Cc: "Claudio Nanni" ; "AndrewJames" ; "mysql" Subject: Re: database design A) You would probably want to populate the Article.Article_Type column with Article_Type.ID. You probably wouldn't need Article_Type table if you're going

Re: database design

2009-09-11 Thread Kyong Kim
A) You would probably want to populate the Article.Article_Type column with Article_Type.ID. You probably wouldn't need Article_Type table if you're going to store Article_Type value directly. I would also consider the use of natural primary key vs surrogate primary key. We've seen good results wi

Re: database design

2009-09-11 Thread Arthur Fuller
I agree with Claudio. You have your design correct. The only other thing you need is the uid qualifier. Presumably you are using PHP or some other front end to present your data. Your front end would request the user's name and password, saving the uid in a variable and then issuing the select with

Re: database design

2009-09-11 Thread Claudio Nanni
A.J., It sounds good to me! You can be a little confused but you did it well, It seems you have all you need there. A) Yes B) select * from articles A left join article_types AT on A.article_type = AT.article_types_id Claudio 2009/9/11 AndrewJames > This is a bit of a long shot, but i real

database design

2009-09-11 Thread AndrewJames
This is a bit of a long shot, but i really need some help and or directed to the best reading resources. as i begun building my database (as i went along), i now realise i have to stop coding and sit back and design the database properly before i can go on. However i am still unable to wrap

Re: Database design - help

2009-09-06 Thread BobSharp
john.l.me...@gmail.com Sent: Friday, September 04, 2009 6:09 PM Subject: RE: Database design - help > given the following table layouts URLs:> URL_ID (primary key for URL)> URL_TEXT>> URL_CATEGORY> URL_ID (key which points to URL.URL_ID)> CATEGORY_ID (key which

Re: Database design - help

2009-09-05 Thread BobSharp
lworld.com ; mysql@lists.mysql.com Cc: john.l.me...@gmail.com Sent: Friday, September 04, 2009 6:09 PM Subject: RE: Database design - help > given the following table layouts > URLs:> URL_ID (primary key for URL)> URL_TEXT>> URL_CATEGORY> URL_ID > (key which

Re: Database design - help

2009-09-05 Thread BobSharp
e ou la copie de ceci est interdite. Ce message sert à l'information seulement et n'aura pas n'importe quel effet légalement obligatoire. Étant donné que les email peuvent facilement être sujets à la manipulation, nous ne pouvons accepter aucune responsabilité pour le contenu fourni.

RE: Database design - help

2009-09-04 Thread Martin Gainty
n seulement et n'aura pas n'importe quel effet légalement obligatoire. Étant donné que les email peuvent facilement être sujets à la manipulation, nous ne pouvons accepter aucune responsabilité pour le contenu fourni. > From: bobsh...@ntlworld.com > To: mysql@lists.mysql.com &

Re: Database design - help

2009-09-04 Thread BobSharp
helpful to me. cheers - Original Message - From: "John Meyer" To: "BobSharp" Cc: Sent: Monday, August 31, 2009 4:56 PM Subject: Re: Database design - help BobSharp wrote: As a complete newbie in MySQL, I need a database to store URLs related to Tenpin Bowling

Re: Database design - help

2009-08-31 Thread John Meyer
BobSharp wrote: As a complete newbie in MySQL, I need a database to store URLs related to Tenpin Bowling. There are several Categories ... Equipment Manufacturers, Organistations, (UK) ProShops, (UK) Bowling Centres, Personal Websites, Misc., Coaching & Instructional websites, etc. There

Database design - help

2009-08-31 Thread BobSharp
As a complete newbie in MySQL, I need a database to store URLs related to Tenpin Bowling. There are several Categories ... Equipment Manufacturers, Organistations, (UK) ProShops, (UK) Bowling Centres, Personal Websites, Misc., Coaching & Instructional websites, etc. There will be some sub-

database design

2008-04-17 Thread Hiep Nguyen
hi all, after a little 'research' and consultation with friends, i come up with these tables for my database project. table Item(ItemID,warehouse,ShapeID,weight,category,description) table Shape(ShapeID,physical shape) table Dimension(DimensionID,dimension) table ShapeDimension(ShapeDimensionI

Re: Database design

2007-05-28 Thread Officelink
gned NOT NULL auto_increment, `title` varchar(60) NOT NULL, PRIMARY KEY (`title_id`), UNIQUE KEY `title` (`title`) ) ENGINE=MyISAM DEFAULT CHARSET=latin1 AUTO_INCREMENT=1 ; Thanks for any continued support. > From: John Meyer <[EMAIL PROTECTED]> > Date: Wed, 23 May 2007 07:28:23

Re: Database design

2007-05-23 Thread Brent Baisley
y an ID, you can search on any of the sizes the ID represents. - Original Message - From: "Officelink" <[EMAIL PROTECTED]> To: Sent: Wednesday, May 23, 2007 8:29 AM Subject: Database design Hi everyone, I¹m trying to set up a database with information that will be used i

Re: Database design

2007-05-23 Thread John Meyer
Officelink wrote: > Hi everyone, > > I¹m trying to set up a database with information that will be used in a > garment slideshow in flash. > > The information to be included as part of the slideshow would be: > code, optional title, description, colours, sizes, garment image, fabric > swatch image

Database design

2007-05-23 Thread Officelink
Hi everyone, I¹m trying to set up a database with information that will be used in a garment slideshow in flash. The information to be included as part of the slideshow would be: code, optional title, description, colours, sizes, garment image, fabric swatch image Each clothing item to be includ

RE: database design help

2006-12-18 Thread Jerry Schwartz
rd Regards, Jerry Schwartz Global Information Incorporated 195 Farmington Ave. Farmington, CT 06032 860.674.8796 / FAX: 860.674.8341 > -Original Message- > From: ppywriw [mailto:[EMAIL PROTECTED] > Sent: Saturday, December 16, 2006 11:54 AM > To: mysql@lists.mysql.com > Subje

Re: database design help

2006-12-16 Thread Miles Thompson
password field on it so only the user that created it could access it? A very newbie question i know, but i am one, i'll admit it. Any help would be apprectiated. Thanks John -- View this message in context: http://www.nabble.com/database-design-help-tf2832533.html#a7908028 Sent from the

database design help

2006-12-16 Thread ppywriw
created it could access it? A very newbie question i know, but i am one, i'll admit it. Any help would be apprectiated. Thanks John -- View this message in context: http://www.nabble.com/database-design-help-tf2832533.html#a7908028 Sent from the MySQL - General mailing list archi

Multilanguage database design issue

2006-11-04 Thread Alphonse Langueduc
Hello, I'm not very experienced with MySql and I'm building a website that deal with user profiles. User profiles involves lists of preferences to choose from (for example, your contry, your profession, etc.), so the user chooses from a drop-down lists. The most natural solution for this is to

Re: Database design question

2006-08-07 Thread David T. Ashley
time window?) and be sure that these queries are approximately O(log N) rather than O(N) or worse. You will need to change your database design to fit the queries that you'll be doing. O(log N) queries would generally be characterized by the fields you're searching or sorting on being k

Re: Database design question

2006-08-07 Thread James Tu
;James Tu" <[EMAIL PROTECTED]> To: Sent: Monday, August 07, 2006 4:11 PM Subject: Re: Database design question Thanks everyone. Now I feel confident that one table will be fine (Tripp's stat of 30 million records put me at ease :) ). Cheers, -James On Aug 7, 2006, at 4:08

Re: Database design question

2006-08-07 Thread James Tu
n key referencing the destinating user as well. -Original Message- From: James Tu [mailto:[EMAIL PROTECTED] Sent: Monday, August 07, 2006 1:56 PM To: mysql@lists.mysql.com Subject: Database design question I want to design a database for lots of users. Each user will be managing thei

RE: Database design question

2006-08-07 Thread John Meyer
: Database design question I want to design a database for lots of users. Each user will be managing their own messages. Does it make sense to create a table for each user after they've registered? Or should I just create one MESSAGES table and store messages there keyed off of their user_id?

Re: Database design question

2006-08-07 Thread Philip Hallstrom
I want to design a database for lots of users. Each user will be managing their own messages. Does it make sense to create a table for each user after they've registered? Or should I just create one MESSAGES table and store messages there keyed off of their user_id? If I create a table for e

Database design question

2006-08-07 Thread James Tu
I want to design a database for lots of users. Each user will be managing their own messages. Does it make sense to create a table for each user after they've registered? Or should I just create one MESSAGES table and store messages there keyed off of their user_id? If I create a table fo

Re: Database design help

2006-02-17 Thread Mike Blezien
OK, I think I got it now. Thanks for the additional info, that helps alot. Rhino wrote: - Original Message - From: "Mike Blezien" <[EMAIL PROTECTED]> To: "MySQL List" Sent: Friday, February 17, 2006 7:49 AM Subject: Database design help Hello, we curre

Re: Database design help

2006-02-17 Thread Rhino
- Original Message - From: "Mike Blezien" <[EMAIL PROTECTED]> To: "MySQL List" Sent: Friday, February 17, 2006 7:49 AM Subject: Database design help Hello, we currently have a small database setup for affilates and visitor/leads. I believe we have a &quo

Database design help

2006-02-17 Thread Mike Blezien
Hello, we currently have a small database setup for affilates and visitor/leads. I believe we have a "one to many" application, one affiliate can have several visitor/leads but each visitor can only be assigned to one affiliate. What I need to know if this the best design for this setup. Basi

Re: Visual database design system

2006-02-03 Thread Steve Edberg
At 10:52 AM -0500 2/3/06, Adi wrote: I am looking for a tool to integrate with mysql...I have tried DBDesigner and would like to get my hands on software that is equivalent or better than DBDesigner...any suggestions? FYI: I have had some problems with importing, printing etc with DBDesigner...

Re: Visual database design system

2006-02-03 Thread Adi
Original Message- > From: Adi [mailto:[EMAIL PROTECTED] > Sent: Friday, February 03, 2006 9:53 AM > To: mysql@lists.mysql.com > Subject: Visual database design system > > > I am looking for a tool to integrate with mysql...I have tried DBDesigner > and would like to get

Re: Visual database design system

2006-02-03 Thread Adi
Looked good, but does not suport MySQL 5 :( - cost is not really an issue On 2/3/06, Peter Brawley <[EMAIL PROTECTED]> wrote: > > Adi, > > We use Dezign from Datanamic. Not free, not expensive either. > > PB > > - > > Adi wrote: > > I am looking for a tool to integrate with mysql...I have

Re: Visual database design system

2006-02-03 Thread Peter Brawley
Adi, We use Dezign from Datanamic. Not free, not expensive either. PB - Adi wrote: I am looking for a tool to integrate with mysql...I have tried DBDesigner and would like to get my hands on software that is equivalent or better than DBDesigner...any suggestions? FYI: I have had some

RE: Visual database design system

2006-02-03 Thread Jimmy Guerrero
, 2006 9:53 AM To: mysql@lists.mysql.com Subject: Visual database design system I am looking for a tool to integrate with mysql...I have tried DBDesigner and would like to get my hands on software that is equivalent or better than DBDesigner...any suggestions? FYI: I have had some problems with

Visual database design system

2006-02-03 Thread Adi
I am looking for a tool to integrate with mysql...I have tried DBDesigner and would like to get my hands on software that is equivalent or better than DBDesigner...any suggestions? FYI: I have had some problems with importing, printing etc with DBDesigner... Thanks in advance...

Re: Database design help

2006-01-20 Thread Ian Klassen
If you give this due consideration, you may find that a lot of your problem evaporates and the rest gets simpler to handle. Just a general observation made by a disinterested third party; ignore it if you like :-) Rhino - Original Message - From: "Ian Klassen" <[EMAIL PROTECTED]

Re: Database design help

2006-01-20 Thread Dan Buettner
at important and could be omitted with no important loss of functionality? If you give this due consideration, you may find that a lot of your problem evaporates and the rest gets simpler to handle. Just a general observation made by a disinterested third party; ignore it if you like :-)

Re: Database design help

2006-01-20 Thread Ian Klassen
:-) Rhino - Original Message - From: "Ian Klassen" <[EMAIL PROTECTED]> To: "Marco Neves" <[EMAIL PROTECTED]>; Sent: Friday, January 20, 2006 3:49 PM Subject: Re: Database design help Marco, Thanks for your help. I created this example to try to simplify

Re: Database design help

2006-01-20 Thread Rhino
you like :-) Rhino - Original Message - From: "Ian Klassen" <[EMAIL PROTECTED]> To: "Marco Neves" <[EMAIL PROTECTED]>; Sent: Friday, January 20, 2006 3:49 PM Subject: Re: Database design help Marco, Thanks for your help. I created this exa

Re: Database design help

2006-01-20 Thread Ian Klassen
ransaction, but not to the product. sales rep comission is relevante to the sales rep, but not to the transaction nor the product. My point is, a database design can be a complex task, and the hability an application will have to provide solutions to the real world depends, bef

Re: Database design help

2006-01-18 Thread Marco Neves
My point is, a database design can be a complex task, and the hability an application will have to provide solutions to the real world depends, before anyother thing in that database design. The is the point where almost all analisys most be done, and almost no programming (i

Re: Database design help

2006-01-18 Thread Ian Klassen
Thanks Ed. That's another good idea. The consensus I'm getting is to create one table that stores unchanging data about the product and another that stores transaction details. The problem I'm still having is how to efficiently handle more than one changing value. As an example, let's say I

Re: Database design help

2006-01-18 Thread Ed Reed
I built my inventory system like this, I have a products table that contains all the information specific to each part, less the quantity, i.e. Part Number, Description, Vendor, Color, Weight, SKU number, etc... Then I have another table that is my Inventory Tranactions Log that is just the

Re: Database design help

2006-01-18 Thread Ian Klassen
At 06:27 PM 1/18/2006 +, Marco Neves wrote: Hi, Why don't you create two table: * a product table, with the product discriptions, and other product related info (call it prod): |ID|NAME|SOME|OTHER|FIELDS| |1|ProdA|..|..|..| |2|ProdB|..|..|..|

Re: Database design help

2006-01-18 Thread SGreen
_id; B) rejoin to your original table to get the quantity SELECT ti.product_id, ti.date_of_inventory, i.quantity FROM tmpInv ti INNER JOIN inventory i ON ti.product_ID = i.product_id AND ti.date_of_inventory = i.date_of_inventory; DROP TABLE tmpInv; With this design, you won't have an inventory

Re: Database design help

2006-01-18 Thread Marco Neves
Hi, Why don't you create two table: * a product table, with the product discriptions, and other product related info (call it prod): |ID|NAME|SOME|OTHER|FIELDS| |1|ProdA|..|..|..| |2|ProdB|..|..|..| * a stock movements table, with moviments by p

Database design help

2006-01-18 Thread Ian Klassen
Hi all, I'm trying to figure out a solution to the following problem. Let's say I have a store with various products. I take inventory of these products on different days. At any given time I want to view what the inventory is for the entire store. I also want to know whether the inventory

RE: MySQL database design documentation

2006-01-05 Thread Jimmy Guerrero
To: mysql@lists.mysql.com Subject: MySQL database design documentation Hi, I'm sure this is a stupid question, but I haven't been able to find it myself. Surely there must be a free PHP utility to web-administrate a MySQL database? I use CocoaMySQL (http://cocoamysql.sourceforge.net/) o

MySQL database design documentation

2006-01-05 Thread Maurice van Peursem
Hi, I'm sure this is a stupid question, but I haven't been able to find it myself. Surely there must be a free PHP utility to web-administrate a MySQL database? I use CocoaMySQL (http://cocoamysql.sourceforge.net/) on my own Mac, but it isn't suitable for online databases. Can anyone lead me

database design - master table of countries and state/provinces

2005-12-15 Thread Scott Plumlee
I'm trying to think of the ways I can accomplish having a master database of countries and states/provinces that I can reference in several other databases. I'd like to have a table of countries available for selection by the users in a web app, but I'm not sure of the best way to then allow t

Re: MySQL database design documentation

2005-11-27 Thread Ben Wilson
Relational Database Design Clearly Explained, Second Edition ISBN: 1558608206 The original edition was my first primer on relational databases. It was an excellent read. Ben Maurice van Peursem wrote: Hi, I'm relatively new to the database-scene. I've installed MySQL on Mac

Re: MySQL database design documentation

2005-11-27 Thread Ligaya Turmelle
A couple of good links for databases. Database Design (quick and dirty, but gets the points across): http://www.geekgirls.com/menu_databases.htm - the from scratch side SQL: Basics: http://www.sqlcourse.com (you probably already know this stuff - but just in case. semi-Advanced: http

Re: MySQL database design documentation

2005-11-27 Thread Rhino
- Original Message - From: "Maurice van Peursem" <[EMAIL PROTECTED]> To: Sent: Sunday, November 27, 2005 6:33 PM Subject: MySQL database design documentation Hi, I'm relatively new to the database-scene. I've installed MySQL on Mac OSX 10.3, which was

MySQL database design documentation

2005-11-27 Thread Maurice van Peursem
Hi, I'm relatively new to the database-scene. I've installed MySQL on Mac OSX 10.3, which was easy. I've installed Perl support for MySQL, which was suprisingly difficult. I've installed CocoaMySQL (http://cocoamysql.sourceforge.net/) to create, inspect and backup databases. And now I'm build

Re: database design

2005-10-04 Thread Jigal van Hemert
Matthew Lenz wrote: anyone using openoffice:base to design mysql db's? back when I tried it earlier this year it wasn't able to define relationships which made it pretty much useless as a time saving tool. Hi Matt, Although it's slightly OT here, there is still a lot of development going on

database design

2005-10-03 Thread Matthew Lenz
anyone using openoffice:base to design mysql db's? back when I tried it earlier this year it wasn't able to define relationships which made it pretty much useless as a time saving tool. -Matt -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe:http:

RE: good database design

2005-09-22 Thread Gilles MISSONNIER
rsday, September 22, 2005 2:17 PM To: [EMAIL PROTECTED] Cc: mysql@lists.mysql.com Subject: Re: good database design Tim Hayes wrote: I disagree completely. I prefer to have regard to the statement of requirement, which in this case is a concern over performance. If following conventional design

RE: good database design

2005-09-22 Thread Sujay Koduri
t: Re: good database design > This is an interesting subject area. > > In a data warehousing environment, one tends to adopt table structures such > as snowflake layouts which lead to improved performance. > > Createing a perfect normalised database design may well lead to perform

Re: good database design

2005-09-22 Thread Martijn Tonies
> This is an interesting subject area. > > In a data warehousing environment, one tends to adopt table structures such > as snowflake layouts which lead to improved performance. > > Createing a perfect normalised database design may well lead to performance > issues. If thi

Re: good database design

2005-09-22 Thread Martijn Tonies
Hi, > > Given that the OP did not state that there were any issues with an > > existing website, logical requirements come first. Period. No discussion ;) > > Logical requirements may come first, but may be overruled later by > requirements caused by performance issues or system limitations. Whic

Re: good database design

2005-09-22 Thread Jigal van Hemert
Martijn Tonies wrote: Given that the OP did not state that there were any issues with an existing website, logical requirements come first. Period. No discussion ;) Logical requirements may come first, but may be overruled later by requirements caused by performance issues or system limitation

RE: good database design

2005-09-22 Thread Tim Hayes
This is an interesting subject area. In a data warehousing environment, one tends to adopt table structures such as snowflake layouts which lead to improved performance. Createing a perfect normalised database design may well lead to performance issues. The more joins you have, by far the worse

RE: good database design

2005-09-22 Thread Sujay Koduri
d now actually you should start worrying abt the DB Tuning and harware requirements. sujay -Original Message- From: Ian Sales (DBA) [mailto:[EMAIL PROTECTED] Sent: Thursday, September 22, 2005 2:17 PM To: [EMAIL PROTECTED] Cc: mysql@lists.mysql.com Subject: Re: good database design Tim

Re: good database design

2005-09-22 Thread Ian Sales (DBA)
Tim Hayes wrote: I disagree completely. I prefer to have regard to the statement of requirement, which in this case is a concern over performance. If following conventional design rules creates performance issues, then performance related issues come first when considering design. - persona

Re: good database design

2005-09-22 Thread OKAN ARI
, any link, any info, any word is important forme. I can't find the right start point. Thanks OKAN - Original Message - From: "Martijn Tonies" <[EMAIL PROTECTED]> To: Sent: Thursday, September 22, 2005 11:25 AM Subject: Re: good database design Hi, Please re

Re: good database design

2005-09-22 Thread Martijn Tonies
Hello Tim, > I disagree completely. > > I prefer to have regard to the statement of requirement, which in this case > is a concern over performance. If following conventional design rules > creates performance issues, then performance related issues come first when > considering design. Given tha

Re: good database design

2005-09-22 Thread Martijn Tonies
Hi, Please reply to the list and not to me personally only. > I want to explain my condition. I have a web site that habe 110onlne users > at same time. But cpu usage is 2.00/2.00 (p4 3.0ghzHT) > I think my database design is horrible because of this high cpu load. Did you do an an

RE: good database design

2005-09-22 Thread Tim Hayes
customers happy. Tim Hayes MYdbPAL - www.it-map.com -Original Message- From: Martijn Tonies [mailto:[EMAIL PROTECTED] Sent: 22 September 2005 09:02 To: mysql@lists.mysql.com Subject: Re: good database design > I need links about good database design information for high loaded

Re: good database design

2005-09-22 Thread Martijn Tonies
> I need links about good database design information for high loaded web > sites... A database design should start with the logical data-related requirements, not with performance related issues. IMO, of course. With regards, Martijn Tonies Database Workbench - tool for InterBase, Fi

good database design

2005-09-22 Thread OKAN ARI
I need links about good database design information for high loaded web sites... regards, okan -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe:http://lists.mysql.com/[EMAIL PROTECTED]

RE: Database design query

2005-06-01 Thread rtroiana
lied, Reema -Original Message- From: Gordon [mailto:[EMAIL PROTECTED] Sent: Wednesday, June 01, 2005 8:39 AM To: 'rtroiana' Subject: RE: Database design query I know what you are trying to do and I can see the logic advantage of having a single table that defines the the gr

RE: Database design query

2005-05-31 Thread Gordon
different foreign key definitions on one field. If not I think you are stuck with 3 tables instead of trying to do it in one. -Original Message- From: rtroiana [mailto:[EMAIL PROTECTED] Sent: Tuesday, May 31, 2005 12:23 PM To: mysql@lists.mysql.com Subject: Database design query Hi All,

Re: Database design query

2005-05-31 Thread mfatene
Hi, i think you must normalize your table to more than one table. Users/Groups : N:1 Groups/Groups : N:1 Table Users : User_id Host Group_id Table Groups : Group_id Group_parent_id<- is a another group_id No data redondancy and robust implementation. see for example /etc/passwd and

Database design query

2005-05-31 Thread rtroiana
Hi All, I'm trying to get data from Active Directory and storing in database. So I have the following tables with their corresponding primary keys: Group (GroupID) Host (HostID) User (UserID) GroupMember(GroupID, MemberID) The relatio

Re: database design question

2005-04-26 Thread James
I haven't created real project tables yet. But here are the test ones that I'm experimenting with. CREATE TABLE east ( id int(11) NOT NULL auto_increment, keywords varchar(255) default NULL, east_1 varchar(255) default NULL, PRIMARY KEY (id) ) ; CREATE TABLE north ( north_id int(11) NOT

Re: database design question

2005-04-26 Thread SGreen
If you posted your actual table structures (SHOW CREATE TABLE xx\G) I think I could be more helpful. Right now I am just "shooting in the dark". Shawn Green Database Administrator Unimin Corporation - Spruce Pine James <[EMAIL PROTECTED]> wrote on 04/26/2005 02:15:49 PM: > I tried that and

Re: database design question

2005-04-26 Thread James
I tried that and maybe I'm doing something wrong but... -I have to select the same number of columns...for each UNION -And each of the records from the union fall under the same column headings as the first SELECT... I even tried to define column aliases.. SELECT `running` as `running_blah`... -J

Re: database design question

2005-04-26 Thread SGreen
james tu <[EMAIL PROTECTED]> wrote on 04/26/2005 12:06:34 PM: > I have four different activities. Each has its own set of data that > I want to save. So, I made four different tables to hold the saved > data. Each record also has 'keywords' field (essentially this is the > only field that all

database design question

2005-04-26 Thread james tu
I have four different activities. Each has its own set of data that I want to save. So, I made four different tables to hold the saved data. Each record also has 'keywords' field (essentially this is the only field that all tables have in common.) Later on, I want to search all the keywords i

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