I know its a old post. But I am getting the same error. In my case it working fine with CDH 5.13 buth then we upgraded our cluster to CDH 6.3.4. It is not working now. I am getting the same error as mentioned above while trying to add columns to a hive table with MultiDelimiterSerde. ... View more

@Naveen Dabas It should work actually. Try removing the '`' and execute it. Orelse the other way is to drop the table and re-create it. As it an external table it wont affect the data. Hope it helps!! ... View more