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Correlation Optimizer - Apache Hive - Apache Software Foundation - Hive - [wiki]
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https://cwiki.apache.org/confluence/display/Hive/Correlation+Optimizer    Author: Yin Huai, 2014-04-01, 00:00
[HIVE-6631] NPE when select a field of a struct from a table stored by ORC - Hive - [issue]
...I have a table like this ...create table lineitem_orc_cg(CG1 STRUCT<L_PARTKEY:INT,           L_SUPPKEY:INT,           L_COMMITD...
http://issues.apache.org/jira/browse/HIVE-6631    Author: Yin Huai, 2014-03-22, 02:14
[HIVE-6668] When auto join convert is on and noconditionaltask is off, ConditionalResolverCommonJoin fails to resolve map joins. - Hive - [issue]
...I tried the following query today ...set mapred.job.map.memory.mb=2048;set mapred.job.reduce.memory.mb=2048;set mapred.map.child.java.opts=-server -Xmx3072m -Djava.net.preferIPv4Stack=true;s...
http://issues.apache.org/jira/browse/HIVE-6668    Author: Yin Huai, 2014-03-20, 22:20
[HIVE-5910] In HiveConf, the name of mapred.min.split.size.per.rack is MAPREDMINSPLITSIZEPERNODE and the name of mapred.min.split.size.per.node is MAPREDMINSPLITSIZEPERRACK - Hive - [issue]
...In HiveConf.java ...MAPREDMINSPLITSIZEPERNODE("mapred.min.split.size.per.rack", 1L),MAPREDMINSPLITSIZEPERRACK("mapred.min.split.size.per.node", 1L),Then, in ExecDriver.java ...if (mWork.getM...
http://issues.apache.org/jira/browse/HIVE-5910    Author: Yin Huai, 2014-03-20, 22:01
Re: Timeline for the Hive 0.13 release? - Hive - [mail # dev]
...Guys,Seems ConditionalResolverCommonJoin is not working correctly? I createdhttps://issues.apache.org/jira/browse/HIVE-6668 and set it as a blocker.thanks,YinOn Fri, Mar 14, 2014 at 11:34 AM...
   Author: Yin Huai, 2014-03-14, 17:26
[HIVE-6632] ORC should be able to only read needed fields in a complex column - Hive - [issue]
...Currently, we use a string of ids to record needed columns. However, this string cannot record needed fields of a complex column. Although ORC decomposes a complex column to multiple sub-col...
http://issues.apache.org/jira/browse/HIVE-6632    Author: Yin Huai, 2014-03-12, 16:50
[HIVE-5922] In orc.InStream.CompressedStream, the desired position passed to seek can equal offsets[i] + bytes[i].remaining() when ORC predicate pushdown is enabled - Hive - [issue]
...Two stack traces ...java.io.IOException: IO error in map input file hdfs:// at org.apache.hadoop.mapre...
http://issues.apache.org/jira/browse/HIVE-5922    Author: Yin Huai, 2014-02-17, 04:52
[HIVE-6083] User provided table properties are not assigned to the TableDesc of the FileSinkDesc in a CTAS query - Hive - [issue]
...I was trying to use a CTAS query to create a table stored with ORC and orc.compress was set to SNAPPY. However, the table was still compressed as ZLIB (although the result of DESCRIBE still ...
http://issues.apache.org/jira/browse/HIVE-6083    Author: Yin Huai, 2014-01-22, 05:09
[HIVE-5945] ql.plan.ConditionalResolverCommonJoin.resolveMapJoinTask also sums those tables which are not used in the child of this conditional task. - Hive - [issue]
...Here is an exampleselect   i_item_id,   s_state,   avg(ss_quantity) agg1,   avg(ss_list_price) agg2,   avg(ss_coupon_amt) agg3,   ...
http://issues.apache.org/jira/browse/HIVE-5945    Author: Yin Huai, 2014-01-16, 17:46
Review Request 16531: HIVE-6083: User provided table properties are not assigned to the TableDesc of the FileSinkDesc in a CTAS query - Hive - [mail # dev]
...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/16531/  Review request for hive.   Bugs: HIVE-6083     https://issues.apache.org/...
   Author: Yin Huai, 2013-12-31, 01:56
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