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2Nf Is Called As Second Normal Form Consider The Following Table R (Abcd) (A, B) - D (B) - C

The document discusses normal forms for database tables. It provides an example table with attributes A, B, C and D and describes the dependencies between the attributes where the key is {A, B} for 2NF and {A, B} -> C for 3NF.

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Christina Robinson
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50 views1 page

2Nf Is Called As Second Normal Form Consider The Following Table R (Abcd) (A, B) - D (B) - C

The document discusses normal forms for database tables. It provides an example table with attributes A, B, C and D and describes the dependencies between the attributes where the key is {A, B} for 2NF and {A, B} -> C for 3NF.

Uploaded by

Christina Robinson
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as TXT, PDF, TXT or read online on Scribd
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2NF IS CALLED AS SECOND NORMAL FORM

CONSIDER THE FOLLOWING TABLE


R(ABCD)

{A,B} -> D
{B} -> C

3NF
{A,B) -> C
C ->D

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