Question: Consider the bank database of Figure 3.18, where the primary keys are underlined. Construct the following SQL queries for this relational database. a. Find each

Consider the bank database of Figure 3.18, where the primary keys are underlined. Construct the following SQL queries for this relational database.

a. Find each customer who has an account at every branch located in “Brooklyn”.

b. Find the total sum of all loan amounts in the bank.

c. Find the names of all branches that have assets greater than those of at least one branch located in “Brooklyn”.

Figure 3.18

branch(branch_name, branch_city, assets) customer (ID, customer_name, customer_street, customer_city) loan (loan_number, branch name, amount) borrower (ID, loan_number) account (account number, branch_name, balance) depositor (ID, account_number)

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