Example & Tutorial understanding programming in easy ways.

What is prime and non attribute in table attribute?

Prime attribute:

Prime attribute is the attribute which is the part of the candidate key.


Non-prime attribute:

Non -prime attribute is the attribute which is not the part of the candidate key.


Example:

Table have four attribute : A,B,C,D

candidate key : AB

then,

prime attribute is: A and B

non-prime attribute is: C and D

Read More →
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!