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[HIVE-12821] Thrift and RDBMS schema changes for HIVE-11965 - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-12821    Author: Alan Gates, 2016-01-09, 00:58
Re: Indexes in Hive - Hive - [mail # user]
...The issue with this is that HDFS lacks the ability to co-locate blocks.  So if you break your columns into one file per column (the more traditional column route) you end up in a situat...
   Author: Alan Gates, 2016-01-06, 18:19
Re: Immutable data in Hive - Hive - [mail # user]
...Traditionally data in Hive was write once (insert) read many.  You could append to tables and partitions, add new partitions, etc.  You could remove data by dropping tables or part...
   Author: Alan Gates, 2015-12-30, 18:00
Re: Loop if table is not empty - Hive - [mail # user]
...Have you looked at the new procedural HPL/SQL available in recent Hive?  If you are using an older version of Hive you can check out hplsql.org, which allows you to install it separatel...
   Author: Alan Gates, 2015-12-28, 20:25
[expand - 1 more] - Re: Attempt to do update or delete using transaction manager that does not support these operations. (state=42000,code=10294) - Hive - [mail # user]
...Also note that transactions only work with MR or Tez as the backend.  The required work to have them work with Spark hasn't been done.Alan. ...
   Author: Alan Gates, 2015-12-22, 20:38
Re: Difference between ORC and RC files - Hive - [mail # user]
...ORC offers a number of features not available in RC files:* Better encoding of data.  Integer values are run length encoded.  Strings and dates are stored in a dictionary (and the ...
   Author: Alan Gates, 2015-12-21, 18:58
Re: Hive partition load - Hive - [mail # user]
...Yes, you can load different partitions simultaneously.Alan. ...
   Author: Alan Gates, 2015-12-17, 18:13
[expand - 2 more] - Re: Allow other implementations of IMetaStoreClient in Hive - Hive - [mail # dev]
...I don't see an issue with this, it seems fine.  One caveat though is we see this as an internal interface and we change it all the time.  I wouldn't want to be pushed into making b...
   Author: Alan Gates, 2015-12-15, 18:15
Re: Wish to work on an Open Source Project - Hive - [mail # dev]
...Hi Mihir, welcome to open source.See https://cwiki.apache.org/confluence/display/Hive/HowToContribute for a good overview of how to contribute to Hive.  One of the best ways to get star...
   Author: Alan Gates, 2015-12-14, 19:12
[HIVE-12316] Improved integration test for Hive - Hive - [issue]
...In working with Hive testing I have found there are several issues that are causing problems for developers, testers, and users: Because Hive has many tunable knobs (file format, security, e...
http://issues.apache.org/jira/browse/HIVE-12316    Author: Alan Gates, 2015-12-10, 11:30
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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