With many columns in a datatable some columns can be off the screen.
Yes, and that’s why the scroll is enabled initially. By default, column width is 100px. If you need to set the relevant size to the, you can use the fillspace
property:
http://webix.com/snippet/417f4b03
Here’s the related article (check the chapter about the relative sizing).
Is it possible to remove the horizontal scroll bar area since there is no scroll bar?