Fifth normal form
id:
fifth-normal-form-253-7420312
title:
Fifth normal form
text:
Fifth normal form (5NF), also known as projection–join normal form (PJ/NF), is a level of database normalization designed to remove redundancy in relational databases recording multi-valued facts by isolating semantically related multiple relationships. A table is said to be in the 5NF if and only if every non-trivial join dependency in that table is implied by the candidate keys. It is the final normal form as far as removing redundancy is concerned. A 6NF also exists, but its purpose is not to
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wiki
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encyclopedia
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original url:
https://en.wikipedia.org/wiki/Fifth_normal_form
date created:
date modified:
2024-04-11T07:21:14Z
main entity:
{"identifier":"Q2492241","url":"https://www.wikidata.org/entity/Q2492241"}
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13
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