https://community.cloudera.com/t5/Support-Questions/select-count-query-taking-more-time/m-p/225394#M187255 <P>Doing select count on table having 3 lac/more records takes more than 5 mins. Is there any tuning document for hive we can refer to optimize query performance ?</P> Thu, 14 Dec 2017 17:33:48 GMT sagarshimpi 2017-12-14T17:33:48Z