4 ms·
> we can still get signal out of it Today you can, but then when the app owner drops a column (or worse, stop populating it!) in a month that signal will break
by freewilly1040 6y ago
> we can still get signal out of it
Today you can, but then when the app owner drops a column (or worse, stop populating it!) in a month that signal will break, and the data lake maintainer will be in the unenviable position of navigating the completely undocumented dependency.
- dmpetrov 6y agoThat's might be fine. Anyway, you need to retrain your models quite often due to the concept drift. Solving data problems like this is just a part of model retraining (and concept drift).