DylanZA

Stack overflow on joinon high cpu count machine

2

### Checks - [X] I have checked that this issue has not already been reported. - [X] I have confirmed this bug exists on the [latest version](https://pypi.org/project/polars/) of Polars. ###...

Add refs argument do diff command

1

It is often useful to only update the PR further up the stack. Eg if you have a stack of 4 but made changes to the second one only you...