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Database concept [message #104265] Tue, 07 September 2004 00:38 Go to next message
Messages: 22
Registered: July 2000
Junior Member

I would like to know the answer for following questions.

1.What is the terminology used for table without any keys?What is its practical significance?Though it is against RDBMS(&normalization) concept,why is this used?
2.What is alternate key?What is its practical significance?Under what circumstance is it used?
3What is special character in Oracle 8i?
4What are the different ways of providing security feature to a front end application?How to provide that?

Thank you


Re: Database concept [message #104410 is a reply to message #104265] Sun, 10 October 2004 11:08 Go to previous messageGo to next message
Messages: 2
Registered: October 2002
Junior Member
Re: Database concept [message #104860 is a reply to message #104265] Tue, 15 February 2005 19:07 Go to previous message
Placiliza Nebril
Messages: 2
Registered: February 2005
Junior Member
what is database concept?
what are the types/kinds of database concept?
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