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CompositeKey [message #263268] Wed, 29 August 2007 09:47 Go to next message
sriguru
Messages: 1
Registered: August 2007
Junior Member
Pardon me for wierd question but I just want to ask that Can we have nullable columns in composite primary keys in Oracle?
Re: CompositeKey [message #263269 is a reply to message #263268] Wed, 29 August 2007 09:58 Go to previous messageGo to next message
vamsi kasina
Messages: 2108
Registered: October 2003
Location: Hyderabad, India
Senior Member
Just test it.

By
Vamsi
Re: CompositeKey [message #263286 is a reply to message #263268] Wed, 29 August 2007 10:45 Go to previous message
Michel Cadot
Messages: 64953
Registered: March 2007
Location: Nanterre, France, http://...
Senior Member
Account Moderator
Database Concepts
Chapter 21 Data Integrity
Section Types of Integrity Constraints
Subsection PRIMARY KEY Integrity Constraints

Regards
Michel
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