Rishi

@aokolnychyi , @rdblue , @danielcweeks Could you please take a look at this PR if you get a chance? Thanks.

> @rdblue In that case how would you feel about letting the user decide on the name of the backup table instead of the generic backup suffix appended to the...

> Docs are fine, but to me it would make more sense to add a non-default flag to drop_backup (as mentioned above), if we want to do add a feature...

@szehon-ho Please take another look at this PR when you get a chance. Thanks.

@szehon-ho Gentle ping to review this PR. Thanks.

> > One of the common causes of delete failure in the public cloud is hitting the API quotas and unnecessary re-runs of the delete action > > Not really....

> @szehon-ho I got your point. Actually such as Spark Thrift Server or Kyuubi which is long running service, they only expose the SQL APIs for users, and they share...

> > In that case couldn't you set something like `sql("SET spark.sql.autoBroadcastJoinThreshold=-1")` before the DeleteOrphanFilesSparkAction and change it back to default once it finishes. > > If I knew this,...