Path: news.easynews.com!core-easynews!newsfeed1.easynews.com!easynews.com!easynews!small1.nntp.aus1.giganews.com!nntp.giganews.com!newsfeed.stueberl.de!newsfeed.vmunix.org!feed.news.nacamar.de!news.tu-darmstadt.de!not-for-mail From: Mirko Koenig Newsgroups: comp.databases.theory Subject: Re: newbie: using id's or total desciption Date: Fri, 25 Apr 2003 19:01:46 +0200 Organization: Technische Universitaet Darmstadt Lines: 33 Message-ID: References: <287+++KY7Bq+Ewkf@diamond9.demon.co.uk> NNTP-Posting-Host: c5112.karlshof.wh.tu-darmstadt.de Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: news.tu-darmstadt.de 1051290105 30730 130.83.217.140 (25 Apr 2003 17:01:45 GMT) X-Complaints-To: news@news.tu-darmstadt.de NNTP-Posting-Date: Fri, 25 Apr 2003 17:01:45 +0000 (UTC) User-Agent: Pan/0.11.2 (Unix) X-Comment-To: "Bernard Peek" Xref: core-easynews comp.databases.theory:25988 X-Received-Date: Fri, 25 Apr 2003 10:01:19 MST (news.easynews.com) On Fri, 25 Apr 2003 14:58:01 +0200, Bernard Peek wrote: > In message , Mirko Koenig > writes > >> If i change the name1 part of the >>customer data, but the customer istself is the same, i only made a >>spelling mistake, the statistic would be 'wrong' if i do it by counting >>on name1. >> >>If i use the id it can be wrong beacause the whole data can be changed. >> >>I agree with your opinion that a should store all beccessary data about >>the customer and the articles but how to do statistics. >> >>I think at this point i have to make an compromise or give the user a >>selection by what data he wants to make his statistics >> >>What do you think about This? > > I think you should have already have asked the users what they want. > It's their decision. When you have agreed the specifications for the > system you can start coding. Is it legitimately if i make my statistics by id and point this out in the docu. So i tell the users that if they change a customers data they should have in mind that the statistics all can be wrong from than on. I can't ask the users what they want because i have no;-) I'm making this thing to provide an alternativ to the big accounting/sales software on the market. Mirko Koenig