Question: Write the following queries in Relational Algebra. Question 2 (20 points) Consider the following three relational schemas Supplier (sid, sname, address) Catalog (sid, pid, count)

Write the following queries in Relational Algebra.

Write the following queries in Relational Algebra. Question 2 (20 points) Consider

Question 2 (20 points) Consider the following three relational schemas Supplier (sid, sname, address) Catalog (sid, pid, count) Product (pid, pname, price) sid is the key for Supplier. - pid is the key for Part. - sid and pid together form the key for Catalog Catalog.sid refers to Supplier.sid and Catalog.pid refers to Product.pid Write the following queries in Relational Algebra. 5) Find the pids of products supplied by all suppliers

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