To learn linux what distro should I use?

To learn linux what distro should I use?

Considering you will be spending the bulk of your time messing with mysql itself and your linux viewpoint will mostly be a shell command line and an editor, it probably doesn't matter all that much.

Consider that corps almost always play it safe. That means they go with something that provides support. In the US that primarily means Redhat,, Suse, or Ubuntu. Possibly Fedora or Centos.

Check around to see if you wireless card is support. If not, get one that is. Its not like they are a big expense these days.