Which of the following tuple relational calculus finds all customers who have loan amount more than Rs 12,000?
A. {t(customer_name) | t∈borrow[?] t[amount]>12000}
B. {t |t(customer_name) | t∈borrow[?] t[amount]>12000}
C. {t |[?] ∈ borrow (t(customer_name=s(customer_ name))[?] [amount]>12000}
D. {t |[?] ∈ borrow (t(customer_name)[?] s[amount] >12000}
Answer:C
Which of the following tuple relational calculus finds all customers who have loan amount more than Rs 12,000?
A. {t(customer_name) | t∈borrow[?] t[amount]>12000} B. {t |t(customer_name) | t∈borrow[?] t[amount]>12000} C. {t |[?] ∈ borrow (t(customer_name=s(customer_ name))[?] [amount]>12000} D. {t |[?] ∈ borrow (t(customer_name)[?] s[amount] >12000}