Best way to duplicate a partitioned table in Hive

A simple google search for the above will land you here:
http://grokbase.com/t/hive/user/097w0bsnne/best-way-to-duplicate-a-table

But, I believe a better way is:

  1. Create the new target table with the schema from the old table
  2. Use hadoop fs -cp to copy all the partitions from source to target table
  3. Run MSCK REPAIR TABLE table_name; on the target table
 
520
Kudos
 
520
Kudos

Now read this

Hot Swapping of Tables in Hive

Here are the steps to hot swap a table in Hive when you manually load data in them. Hot Swapping the table allows you to refresh an entire table without any downtime thus making your table always available for querying. With this... Continue →