Change the shape of bars in a 3d-plot?

When plotting data using bar3 the columns gets a square shape, how do i modify that shape if I want to make the columns bigger and stretched out like an rectangle?

Answer 1

[KSSV]

Refer it here: https://stackoverflow.com/questions/24269516/how-i-obtain-bars-with-function-bar3-and-different-widths-for-each-bar