Github user xuchuanyin commented on the issue:
https://github.com/apache/carbondata/pull/2252
@ravipesala @kumarvishal09 @jackylk
Based on @ravipesala 's advice, I changed the name of internal datatype
from `text` to `varchar`
Later I'll raise another PR to make it possible for user to directly use
`varchar(size)` in DDL statement.---
