Question: Find the names and total checking and savings balances of accounts whose savings balance is higher than the average savings balance.
SQL: SELECT T1.name, T2.balance + T3.balance FROM accounts AS T1 JOIN checking AS T2 ON T1.custid  =  T2.custid JOIN savings AS T3 ON T1.custid  =  T3.custid WHERE T3.balance  >  (SELECT avg(balance) FROM savings)