Jump to content
Main menu
Main menu
move to sidebar
hide
Navigation
Main Page
Community portal
Requested entries
Recent changes
Random entry
Help
Glossary
Contact us
Search
Search
Appearance
Donations
Create account
Log in
Personal tools
Donations
Create account
Log in
Pages for logged out editors
learn more
Contributions
Talk
Contents
move to sidebar
hide
Beginning
1
English
Toggle English subsection
1.1
Noun
1.1.1
Related terms
Toggle the table of contents
fourth normal form
1 language
Français
Entry
Discussion
English
Read
Edit
View history
Tools
Tools
move to sidebar
hide
Actions
Read
Edit
View history
General
What links here
Related changes
Upload file
Special pages
Permanent link
Page information
Cite this page
Get shortened URL
Download QR code
Print/export
Create a book
Download as PDF
Printable version
In other projects
Appearance
move to sidebar
hide
From Wiktionary, the free dictionary
English
[
edit
]
Noun
[
edit
]
fourth
normal
form
(
databases
)
A
stage
in the
normalization
of a
relational database
in which a
database
is in
Boyce-Codd normal form
and all
multi-valued
dependencies
are
functional dependencies
.
Related terms
[
edit
]
first normal form
second normal form
third normal form
fifth normal form
Categories
:
English lemmas
English nouns
English countable nouns
English nouns with unknown or uncertain plurals
English multiword terms
en:Databases
Hidden categories:
Pages with entries
Pages with 1 entry