HDPCD Developer Exam: Pig column indexing questions

[#1]

Hi,

In HDPCD exam questions, when column 5 (for example ) is mentioned, does this refer to $4 in pig relation? I assume it does but just want to confirm.

[#2 · Accepted solution]

To refer nth column , you have to use $(n-1) , so $4 will refer to 5th column .