FOR IMPALA: Make a copy of the folder to a secondary location. And run - show create table [tablename]. This will return the schema, that you should copy and save.
If the DB files are on a HDFS with replication. I would be too concerned about making backups. I don't know enough about kudu to comment. Sent from my iPhone > On Jul 4, 2017, at 9:26 PM, sky <[email protected]> wrote: > > Hi all, > How to backup and restore impala and kudu database.
