Finish where the curser is using relation java data basing

Heres a pic of the file its pulling info to compare the HDs with So make it display what the system.printout statement is asking

Edit Help hd 250 250 80 250 File PC 5 model 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 Format View 13 speed ram 2.66 1024 2.10 1.42 512 2.80 1024 3.20 512 3.20 1024 2.20 1024 2.20 2048 2.00 1024 2.80 2048 1.86 2048 2.80 1024 3.06 512 250 price 2114 995 478 649 630 1049 510 770 650 320 200 250 250 300 160 160 770 959 649 529 80 System.out.println("Find those hard-disk sizes that occur in two or more PC's"); PC.thetaJoin(PC, (x, y) -> X.get("hd").equals(y.get("hd"))&& ! | project(PC.name + "hd").showRelation() Edit Help hd 250 250 80 250 File PC 5 model 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 Format View 13 speed ram 2.66 1024 2.10 1.42 512 2.80 1024 3.20 512 3.20 1024 2.20 1024 2.20 2048 2.00 1024 2.80 2048 1.86 2048 2.80 1024 3.06 512 250 price 2114 995 478 649 630 1049 510 770 650 320 200 250 250 300 160 160 770 959 649 529 80 System.out.println("Find those hard-disk sizes that occur in two or more PC's"); PC.thetaJoin(PC, (x, y) -> X.get("hd").equals(y.get("hd"))&& ! | project(PC.name + "hd").showRelation()