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[HIVE-1682] Wrong results with MAPJOIN when cols from non-MAPJOINed table are selected - Hive - [issue]
...Results of this query is wrong:set hive.mapjoin.cache.numrows=100;select /*+ MAPJOIN(invites) */ pokes.bar from pokes join invites on (pokes.bar = invites.bar);Results of all the queries bel...
http://issues.apache.org/jira/browse/HIVE-1682    Author: Thiruvel Thirumoolan, 2010-12-13, 18:17
[expand - 1 more] - Re: Virtual Columns error - Hive - [mail # user]
...I dont think https://issues.apache.org/jira/browse/HIVE-417 which added vir tual columns was committed to 0.6.   On Sep 20, 2010, at 3:47 PM, Thiruvel Thirumoolan wrote:  It should...
   Author: Thiruvel Thirumoolan, 2010-09-20, 10:24
Re: add partition - Hive - [mail # user]
...You can specify the location of a partition while adding one. Location shou ld be a directory though.  ALTER TABLE test ADD PARTITION(pt='01' ) LOCATION '/user/hive/warehouse/u ser' &nb...
   Author: Thiruvel Thirumoolan, 2010-09-19, 18:18
Re: Multi Table Inserts produces multiple jobs - Hive - [mail # user]
...Hi Cristi,  The source_table is scanned only once in a multi-insert scenario, whereas i f u have 2 queries it will be scanned twice.  If you do an 'explain extended' on the query y...
   Author: Thiruvel Thirumoolan, 2010-08-24, 16:50
Re: I modify the HiveInputFormat.java class, but the content modified don't take effect. - Hive - [mail # user]
...Did you change hive-log4j.properties? By default the logging threshold is W ARN. You have to change it to INFO.   On Aug 22, 2010, at 8:03 AM, lei liu wrote:  1111111"), then I pac...
   Author: Thiruvel Thirumoolan, 2010-08-23, 17:16
Shud partition order be same in create and insert? - Hive - [mail # user]
...Hello,  When the order of partitioning columns is different in create table and ins ert, I am not able to query for any data. However if the order is the same  its possible to see ...
   Author: Thiruvel Thirumoolan, 2010-08-06, 07:29
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB