CREATE TABLE savings (balance INTEGER, custid VARCHAR); CREATE TABLE accounts (name VARCHAR, custid VARCHAR)
SELECT SUM(T2.balance), T1.name FROM accounts AS T1 JOIN savings AS T2 ON T1.custid = T2.custid GROUP BY T1.name
ค้นหายอดคงเหลือรวมของแต่ละชื่อบัญชี
Find the total saving balance for each account name.