Question: Draw the intermediate relations R 1 , R 2 and the final RESULT relation produced by the following relational algebra expression: ( 3 points )

Draw the intermediate relations R1,R2 and the final RESULT relation
produced by the following relational algebra expression: (3 points)
R1
DEPARTMENT
PROJECT
Dnumber=Dnum
R2
(R1)
Dname 'Research'
RESULT
Draw the intermediate relations R1,R2 and the final RESULT relation produced

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