Challenge #38: Data Blending for Batch Output

[anaibeth]

Heres my solution guys, I saw it's pretty standard :) 

[Hannah_Lissaman]

My solution :)

[Vidya26]

My Solution!!

[justindavis]

Spoiler

Backfilling previously completed challenges.

[papalow]

Nice and easy...

[asteryx]

Here is another almost identical solution.

If anybody is following these - I'm curious about the Key fields in this. I don't see a reason to add them to the formula that builds the unique product-region name. Looks like overkill to me. I get the same results. Can anyone explain if there's a reason to require the fields?

[Shaun_Rheeder]

First time my solution and my actual solution are the same