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Database training
3.2.04. Normal forms (1NF)
First Normal form (1NF)
Disallows multivalued attributes
Part of the basic relational model
Domain must include only atomic values
simple, indivisible
Value of attribute-tuple in extension of schema
t[A
i
] ∈ (A
i
)
‹ 3.2.03. Good or bad?
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3.2.05. Normalisation (1NF) ›
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