For certain simple queries like your example, Hive doesn't some
optimization by execute it locally, which means no jobs are submitted to
the cluster (MR or Spark). I'm not sure if there is a way to turn this off,
but this is true for all execution engines.
Thanks,
Xuefu
On Tue, Nov 4, 2014 at 8:3
Hi Team,
In spite of setting hive execution engine as Spark, when we try simple hive
queries having only mapper phase like (select * from table where column=xyz) -
we observe the jobs are not submitted to Spark master. We do not see those jobs
in Spark master web UI. But when we try some querie