Closure of Attribute Set / Closure of Attribute Set Algorithm / How do we find a key given a set of attributes? / How to find super key? / Attribute Closure in DBMS / Closure of Attributes Set Example / How to find key for a relation?
Closure of Attribute Set
result := A;
while (changes to result) do
for each functional dependency B → C in F do
if B ⊆ result then result := result ∪ C;
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