human
Schema:
bank (branch_ID, bname, no_of_customers, city, state)
customer (cust_ID, cust_name, acc_type, acc_bal, no_of_loans, credit_score, branch_ID, state)
loan (loan_ID, loan_type, cust_ID, branch_ID, amount)
Please answer with SQL.
assistant
Sure, I understand.
human
Find the average number of customers cross all banks.
assistant
SELECT avg(no_of_customers) FROM bank
human
Find the state which has the most number of customers.
assistant
SELECT state FROM bank GROUP BY state ORDER BY sum(no_of_customers) DESC LIMIT 1
human
Find the name of customer who has the highest amount of loans.
assistant
SELECT T1.cust_name FROM customer AS T1 JOIN loan AS T2 ON T1.cust_id = T2.cust_id GROUP BY T1.cust_name ORDER BY sum(T2.amount) DESC LIMIT 1
human
Find the name of bank branch that provided the greatest total amount of loans.
assistant
SELECT T1.bname FROM bank AS T1 JOIN loan AS T2 ON T1.branch_id = T2.branch_id GROUP BY T1.bname ORDER BY sum(T2.amount) DESC LIMIT 1
human
Find the number of customers in the banks at New York City.
assistant
SELECT sum(no_of_customers) FROM bank WHERE city = 'New York City'
human
Find the branch name of the bank that has the most number of customers.
assistant
SELECT bname FROM bank ORDER BY no_of_customers DESC LIMIT 1 ;