Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Usenet -> c.d.o.misc -> Re: Complex SQL

Re: Complex SQL

From: <davide_at_yahoo.com>
Date: 3 Apr 2002 07:10:08 GMT
Message-ID: <a8e9sg$qq75v$1@ID-18487.news.dfncis.de> 





Ashish Mittal <mittalashish_at_yahoo.com> wrote:


> Do not denormalize. Imagine doing a query which finds out the coach for all

> players in the system :)




That's easy: there is just one coach for every record, so you have
to do just SELECT DISTINCT COACH FROM ....



BTW, you can enforce the 12-players-rule with a trigger.



Davide
Received on Wed Apr 03 2002 - 01:10:08 CST












Original text of this message













  HOME |
  ASK QUESTION |
  ADD INFO |
  SEARCH |
  E-MAIL US