Iman Mohamed Atef Abdelazim Helal <br/><br/>
A design approach for active rules /  
 وسيلة لتصميم القواعد النشطة 
Iman Mohamed Atef Abdelazim Helal ; Supervised Osman Hegazy , Ali Hamed Elbastawissy 
 - Cairo :   Iman Mohamed Atef Abdelazim Helal ,   2010 
 - 86 Leaves ;   30cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty of Computers and Information - Department of Information Systems 
<br/><br/> Nowadays, rules make part of any software system starting from active databases and ending with real - time applications and sophisticated games . Meanwhile, an event can trigger many different rules according to the conditions controlling these rules . Although rules are part to many kinds of systems, their maintenance and update are not easy without affecting the whole application which is very expensive and sometimes very difficult 
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<br/><br/><label>Subjects--Index Terms: </label>Active databases  ECA rules  Interval - based concept