Yurttas/PL/DBL/oracle/F/01/SPJ/q010.sql

 1REM
 2REM q010.sql
 3REM
 4REM Get project names for projects supplied by suppliers
 5REM 'S01' or 'S03'.
 6REM
 7
 8SELECT DISTINCT jname
 9FROM Projects
10WHERE jn IN (SELECT jn
11             FROM Shipments
12             WHERE sn='S01'
13                OR sn='S03');