Hi Prashant, this sounds like a problem with Hive, not with Parquet. If you have urgent requirements or problems, I recommend contacting your Hadoop vendor.
rb On Sat, Oct 20, 2018 at 10:14 AM Prashant Agarwal <prashantam...@gmail.com> wrote: > Dear Parquet Dev Community, > > As per the requirement, I want to add the comment on each column in Hive > Parquet table. I am trying to add comment as below: > > create external table parquet_db.bdv_table > ( > registration_dttm timestamp comment 'Registration_date', > id int comment 'id_for_person', > name string comment 'user_name', > email string comment 'email_address' > ) > ROW FORMAT SERDE 'parquet.hive.serde.ParquetHiveSerDe' > STORED AS parquet > > Location '/user/****/***'; > > > But comments are not appearing on, however DDL gets created and data is > also loading. > > However, I have tried to view the comments by following commands: > 1. describe bdv_table > 2. describe formatted bdv_table > 3. show create table bdv_table. > > But comments are not appearing. I think this is the issue with SerDe. > Please let me know, how to add the comments in Hive Parquet table for each > column. This is urgent requirement. > > -- > Thanks and Regards, > Prashant Agarwal > Sr. System Engineer > -- Ryan Blue Software Engineer Netflix