Question: Given two relation schemas R = (A, B, C), and S = (D, E, F), and two relations r(R) and s(S), write SQL queries that

Given two relation schemas R = (A, B, C), and S = (D, E, F), and two relations r(R) and s(S), write SQL queries that produce identical results to the following relational algebra expressions

a) Given two relation schemas R = (A, B, C), and S =

b) (D, E, F), and two relations r(R) and s(S), write SQL queries

c) that produce identical results to the following relational algebra expressions a) b)

d) c) d) (r) 0B=17) TX S S IIA, F(C=Dr xs)

(r) 0B=17) TX S S IIA, F(C=Dr xs)

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