Write down and justify an efficient relational algebra

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Write and justify an efficient relational algebra expression that is equivalent to the following given query:

SELECT B1.BANK-NAME
FROM BANK1 AS B1, BANK2 AS B2
WHERE B1.ASSETS > B2.ASSETS AND
B2.BANK-LOCATION = ‘Jamshedpur'

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Write down and justify an efficient relational algebra : write and justify an efficient relational algebra expression that is equivalent to the following given

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