[oreilles]

When using Pandas appropriately, that is with method chaining, lambda expressions (instead of intermediate assignments) and pyarrow datatypes, you also get much faster speed and null values handling.

[fifilura]

I know.

And by now I know that very well.

Like someone-screaming-in-my-ears-know.

I am starting to think that Polars is showing all the signs of a hype or a cult.

I am still not convinced, particularly since the community feels more like a marketing department than someone who wants to genuinely help.

I can do that thing you describe with SQL.