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when to use third normal form
Joined: Dec 06, 2005
Feb 27, 2006 00:44:00
i can say , when there is relationship between non key attribute.
we have to made seprate table for that.
third normal form says . all the non key attribute must be dependent
only on the primary key.
please correct me
author & internet detective
Joined: May 26, 2003
Feb 27, 2006 19:23:00
Is it a one to one relationship or a correlation? If one non-key field is always the same value given the value of another non-key field, you need a separate table. If it is a correlation (like it is usually a certain value), that is fine.
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