Question: Qurey tree and heuristics rule for Query Optimization. 1-Draw the initial query tree, then show how the same query tree is improved by optimizing the

Qurey tree and heuristics rule for Query Optimization.

1-Draw the initial query tree, then show how the same query tree is improved by optimizing the inferential rules in another form
2-Draw the query graph
Please, I want the solution by drawing the tree, I don't want to solve it by writing
Qurey tree and heuristics rule for Query Optimization. 1-Draw the initial

SELECT E.Fname, E.Lname, S.Fname, S.Lname FROM EMPLOYEE AS E, EMPLOYEE AS S WHERE E.Super_ssn=S.Ssn

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