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Database training
3.1.16. F.d. closure example
3.Triples
ABC+ -> ABCD
ABD+ -> ABCD
BCD+ -> ABCD
Superkeys? Minimal superkeys (keys)?
4.Quadruples
ABCD+ -> ABCD
‹ 3.1.15. F.d. closure example
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3.1.17. F.d. closure summary ›
s5 slideshow