How to update a data set using another data set?

[creativityxxx]

Is there any functionality to solve this problem
https://discourse.julialang.org/t/how-to-update-a-data-set-using-another-data-set/80203

[sl-solution]

I had planned to add a feature to update/! for those kind of scenarios in the past, however, I forgot about it. Anyway, I will update update/! to be able to handle similar problems.

[sl-solution]

Regarding your problem, you may use the following code to solve it:

julia> update(master, transaction, on = :x, op = +)