Yurttas/PL/DBL/mssql/F/01/Bank/a01.sql

 1/*
 2REM
 3REM a01.sql
 4REM
 5REM Find the average account balance at each branch.
 6REM
 7*/
 8
 9SELECT branchname, AVG(balance)
10FROM Depositor
11GROUP BY branchname;