Yurttas/PL/DBL/postgres/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 current_schema();
11SET search_path to "pc";
12
13SELECT DISTINCT P.maker
14FROM Product P, Laptop L
15WHERE P.model=L.model
16  AND L.hd>=1.0;