bn:03103403n
Noun Concept
Categories: Database normalization
EN
fifth normal form  5NF  PJ/NF  PJNF  Project-join normal form
EN
Fifth normal form, also known as projection–join normal form, is a level of database normalization designed to remove redundancy in relational databases recording multi-valued facts by isolating semantically related multiple relationships. Wikipedia
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EN
Fifth normal form, also known as projection–join normal form, is a level of database normalization designed to remove redundancy in relational databases recording multi-valued facts by isolating semantically related multiple relationships. Wikipedia
A stage in the normalization of a relational database in which a database is in fourth normal form and every join dependency is implied by the candidate keys. Wiktionary
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EN
5NF