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Consider the following relation:
R (A B C) A primary key with 100 tuples.
S (E F G) E primary key with 50 tuples.
T (AE D) AE primary key with 80 tuples.
U (D G H) H primary key with 10 tuples.
The maximum number of possible records in the result of  RSTU _______.

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RSTU = ((RT)S)U  
No of tuples will be 80

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someone verify this.!

Answer:

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