> Making that work across databases could be a huge pain though That was indeed the main challenge. Each DB has a different syntax, different set of features,

> Making that work across databases could be a huge pain though That was indeed the main challenge. Each DB has a different syntax, different set of features, different format for timestamps and floats, different max precision, and so on. I'd say most of our work on data-diff went to making sure the behavior of the different DBs aligned with each other.