How to “negative select” columns in spark's dataframe

Question

I can\'t figure it out, but guess it\'s simple. I have a spark dataframe df. This df has columns \"A\",\"B\" and \"C\". Now let\'s say I have an Array containing the name of

Answer 1

Will be possible to do through [SPARK-12139] REGEX Column Specification for Hive Queries

https://issues.apache.org/jira/browse/SPARK-12139