What is the difference between column and pillar?
They share only one meaning (in architecture), otherwise they have quite different meanings. (Column applies to a chart, spreadsheet, newspaper, military formation, etc.)

From Dictionary.com
Column, pillar refer to upright supports in architectural structures. Pillar is the general word: the pillars supporting the roof. A column is a particular kind of pillar, esp. one with an identifiable shaft, base, and capital: columns of the Corinthian order.
I do not know
Emotion: wink