[jira] [Commented] (HIVE-5093) Use a combiner for LIMIT with GROUP BY and ORDER BY operators

2013-08-19 Thread Edward Capriolo (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-5093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13744083#comment-13744083 ] Edward Capriolo commented on HIVE-5093: --- I have to think this over a little bit. If m

[jira] [Commented] (HIVE-5093) Use a combiner for LIMIT with GROUP BY and ORDER BY operators

2013-08-19 Thread Gopal V (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-5093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13744063#comment-13744063 ] Gopal V commented on HIVE-5093: --- [~appodictic]: HIVE-3562 is actually doing this in the map-s

[jira] [Commented] (HIVE-5093) Use a combiner for LIMIT with GROUP BY and ORDER BY operators

2013-08-19 Thread Thejas M Nair (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-5093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13744004#comment-13744004 ] Thejas M Nair commented on HIVE-5093: - [~gopalv] I agree this is going to be very usefu

[jira] [Commented] (HIVE-5093) Use a combiner for LIMIT with GROUP BY and ORDER BY operators

2013-08-19 Thread Edward Capriolo (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-5093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13743881#comment-13743881 ] Edward Capriolo commented on HIVE-5093: --- I am thinking we should not do this. Hive us

[jira] [Commented] (HIVE-5093) Use a combiner for LIMIT with GROUP BY and ORDER BY operators

2013-08-19 Thread Gopal V (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-5093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13743866#comment-13743866 ] Gopal V commented on HIVE-5093: --- [~thejas] You are right, the systems slows down & adds anoth

[jira] [Commented] (HIVE-5093) Use a combiner for LIMIT with GROUP BY and ORDER BY operators

2013-08-14 Thread Thejas M Nair (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-5093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13740740#comment-13740740 ] Thejas M Nair commented on HIVE-5093: - In my experience with pig and combiners, combine

[jira] [Commented] (HIVE-5093) Use a combiner for LIMIT with GROUP BY and ORDER BY operators

2013-08-14 Thread Gopal V (JIRA)
[ https://issues.apache.org/jira/browse/HIVE-5093?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13740258#comment-13740258 ] Gopal V commented on HIVE-5093: --- Quick test-results {code} hive> set min.num.spills.for.com