-- Database schema
| ACCOUNTS : custid [ INT ] primary_key , name [ TEXT ] | SAVINGS : custid [ INT ] primary_key SAVINGS.custid = ACCOUNTS.custid , balance [ INT ] | CHECKING : custid [ INT ] primary_key CHECKING.custid = ACCOUNTS.custid , balance [ INT ] |
-- -- Find the total checking and saving balance of all accounts sorted by the total balance in ascending order.

SELECT T1.balance + T2.balance FROM checking AS T1 JOIN savings AS T2 ON T1.custid  =  T2.custid ORDER BY T1.balance + T2.balance;