Support Questions

Find answers, ask questions, and share your expertise

for HDPCD:Java exam task, to be clear does "Perform a join of two or more datasets" means Reduce side join. As there is another task specifically says "Perform a map-side join of two datasets""

New Contributor
 
1 ACCEPTED SOLUTION

Guru

You should be able to implement both types of joins in Java: map-side and reduce-side.

View solution in original post

1 REPLY 1

Guru

You should be able to implement both types of joins in Java: map-side and reduce-side.

Take a Tour of the Community
Don't have an account?
Your experience may be limited. Sign in to explore more.