Yurttas/PL/DBL/mssql/F/01/PC/q02.sql

 1/*
 2REM
 3REM q02.sql
 4REM
 5REM Which manufactures make laptops with a hard disk of
 6REM at least one gigabyte?
 7REM
 8*/
 9
10SELECT DISTINCT P.maker
11FROM Product P, Laptop L
12WHERE P.model=L.model
13  AND L.hd>=1.0;