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[HIVE-9177] Fix child operator references after NonBlockingOpDeDupProc (II) - Hive - [issue]
...Similar to HIVE-9060, I was trying to write another join optimizer that runs after NonBlockingOpDeDupProc optimizer proc, and found that more state had been corrupted.  This is the 'map...
http://issues.apache.org/jira/browse/HIVE-9177    Author: Szehon Ho, 2014-12-20, 06:05
[HIVE-8791] Hive permission inheritance throws exception S3 - Hive - [issue]
...If Hive permission inheritance is turned on, ACL's are inherited from parent directories.  However, on s3 file system, ACL is not supported.Hence Hive throws the following exception if ...
http://issues.apache.org/jira/browse/HIVE-8791    Author: Szehon Ho, 2014-12-20, 05:42
[HIVE-8640] Support hints of SMBJoin [Spark Branch] - Hive - [issue]
...HIVE-8202 supports conversion of join to SMB Join automatically, which relies on the configuration property: "hive.auto.convert.sortmerge.join.bigtable.selection.policy".  This task is ...
http://issues.apache.org/jira/browse/HIVE-8640    Author: Szehon Ho, 2014-12-20, 05:21
[HIVE-9060] Fix child operator references after NonBlockingOpDeDupProc - Hive - [issue]
...The optimizer proc called 'NonBlockingOpDeDupProc' combines Sel-Sel or Fil-Fil into a single operator.  However, some references to the old (removed) child still remain in the optimizer...
http://issues.apache.org/jira/browse/HIVE-9060    Author: Szehon Ho, 2014-12-19, 23:26
[HIVE-6892] Permission inheritance issues - Hive - [issue]
...HDFS Background When a file or directory is created, its owner is the user identity of the client process, and its group is inherited from parent (the BSD rule).  Permissions are taken ...
http://issues.apache.org/jira/browse/HIVE-6892    Author: Szehon Ho, 2014-12-19, 10:04
[HIVE-8639] Convert SMBJoin to MapJoin [Spark Branch] - Hive - [issue]
...HIVE-8202 supports auto-conversion of SMB Join.  However, if the tables are partitioned, there could be a slow down as each mapper would need to get a very small chunk of a partition wh...
http://issues.apache.org/jira/browse/HIVE-8639    Author: Szehon Ho, 2014-12-18, 19:58
[HIVE-7119] Extended ACL's should be inherited if warehouse perm inheritance enabled - Hive - [issue]
...HDFS recently came out with support for extended ACL's, ie permission for specific group/user in addition to the general owner/group/other permission.Hive permission inheritance should also ...
http://issues.apache.org/jira/browse/HIVE-7119    Author: Szehon Ho, 2014-12-18, 07:59
[HIVE-8864] Fix permission inheritance with HDFS encryption - Hive - [issue]
...NO PRECOMMIT TESTSWas trying the HDFS encryption patch and found some issues with permission inheritance.  This is to track keeping permission inheritance with new tmp table scheme....
http://issues.apache.org/jira/browse/HIVE-8864    Author: Szehon Ho, 2014-12-18, 00:18
[HIVE-8911] Enable mapjoin hints [Spark Branch] - Hive - [issue]
...Currently the big table selection in a mapjoin is based on stats.We should also enable the big-table selection based on hints.  See class MapJoinProcessor.  This is a logical-optim...
http://issues.apache.org/jira/browse/HIVE-8911    Author: Szehon Ho, 2014-12-13, 23:25
[HIVE-8982] IndexOutOfBounds exception in mapjoin [Spark Branch] - Hive - [issue]
...There are sometimes random failures in spark mapjoin during unit tests like:org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.IndexOutOfBoundsException: Index: 1, Size: 1 at org.ap...
http://issues.apache.org/jira/browse/HIVE-8982    Author: Szehon Ho, 2014-12-13, 15:32
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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