Delta Lake — Type Widening

What is type widening and why does it matter?

Photo by Luca Florio on Unsplash

Delta Lake is on its way to releasing a new major version, and, of course, there are plenty of features that everyone in the community widely expects. One of them is called Type Widening and this post will be dedicated to explaining what it is and why it is useful.

The only constant in life is change — Heraclitus