Hi,
I did some more looking in to it and Alteryx doesn't support SQL via the input tool for Excel as of 2018. Fortunately, this is a topic that has already been discussed here and you can see the workaround highlighted in this post.
https://community.alteryx.com/t5/Alteryx-Designer-Discussions/Can-somebody-tell-me-where-is-quot-Choose-table-or-specific/m-p/150761/highlight/true#M23463
Cheers
Hi Ryan,
Just out of curiosity, what Driver are you using, and to what database are you connecting?