Datatable Dynamic Columns

Hello webix team,

I want to add dynamic columns to datatable. Number of columns is more than 30 lacks. so as client requirement need to add default 1000 columns & when user reaches at 1000th column then need to add next 1000 columns. just like pagination(by using pos & total_count)on scroll click I’ve to add columns & it’s data .How to do this?

& how to get horizontal scrollbar’s last position?

Please provide solution for the same.

hello webix team,

Please provide solution for given problem.