Given the following SQL query: o Student (sid, name, age, address) o Book (bid, title, author) o Checkout (sid, bid, date) 1- Write relational algebra query for the above SQL query. 2- Using a drawing tool such as Visio or others (ex: is a free one) to draw initial relational algebra query trees for the query generated in question 1. 3- Transform the initial query trees created above into a more efficient form (use the

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