Select single or multiple column(s) in ng2 smart table.

I have a requirement of selecting a single column or multiple columns and retrieve the data.

I am attaching an image for illustration purposes.
[https://i.stack.imgur.com/eu1lo.png](select-multiple-columns)

Can someone please guide me in approaching the solution?
@Ivan0xFF @nnixaa @KostyaDanovsky @damnko