How many files can be join in Join Multipler in one go.
Refer here: https://community.alteryx.com/t5/Alteryx-Designer-Desktop-Discussions/Is-there-a-limitation-on-the-number-of-inputs-for-Join-tool/td-p/995862
I think there's no hard cap, but if you go beyond a certain range, it'll definitely slow down and may even crash your computer.