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[HIVE-4409] Prevent incompatible column type changes - Hive - [issue]
...If a user changes the type of an existing column of a partitioned table to an incompatible type, subsequent accesses of old partitions will result in a ClassCastException (see example below)...
http://issues.apache.org/jira/browse/HIVE-4409    Author: Dilip Joseph, 2013-04-27, 09:42
[HIVE-4004] Incorrect status for AddPartition metastore event if RawStore commit fails - Hive - [issue]
...For ADD PARTITION operations, the AddPartitionEvent does not care if the RawStore commit succeeded or not.  This means that an AddPartitionEvent with status=true is fired even if the th...
http://issues.apache.org/jira/browse/HIVE-4004    Author: Dilip Joseph, 2013-03-18, 04:28
[HIVE-3884] Better align columns in DESCRIBE table_name output to make more human-readable - Hive - [issue]
...If a table contains very long comments or very long column names, the output of DESCRIBE table_name is not aligned nicely.  The attached screenshot shows the following two problems:1. R...
http://issues.apache.org/jira/browse/HIVE-3884    Author: Dilip Joseph, 2013-01-19, 23:19
Re: Embedding Hive - Hive - [mail # user]
...You can directly embed the hive client library in your java program, and use it without running a hive service.  My blog post at http://csgrad.blogspot.com/2010/04/to-use-language-other...
   Author: Dilip Joseph, 2012-04-25, 05:42
Re: using the key from a SequenceFile - Hive - [mail # user]
...An example input format for using SequenceFile keys in hive is at https://gist.github.com/2421795 .  The code just reverses how the key and value are accessed in the standard SequenceFi...
   Author: Dilip Joseph, 2012-04-19, 15:46
[HIVE-1294] HIVE_AUX_JARS_PATH interferes with startup of Hive Web Interface - Hive - [issue]
...The Hive Webserver fails to startup with the following error message, if HIVE_AUX_JARS_PATH environment variable is set (works fine if unset).   $ build/dist/bin/hive --service hwiExcep...
http://issues.apache.org/jira/browse/HIVE-1294    Author: Dilip Joseph, 2011-12-17, 00:03
[HIVE-1271] Case sensitiveness of type information specified when using custom reducer causes type mismatch - Hive - [issue]
...Type information specified  while using a custom reduce script is converted to lower case, and causes type mismatch during query semantic analysis .  The following REDUCE query whe...
http://issues.apache.org/jira/browse/HIVE-1271    Author: Dilip Joseph, 2011-12-17, 00:03
Re: Logging MySQL queries - Hive - [mail # user]
...If you just want to temporarily look at the queries while debugging some problem, one option I have found useful is to enable logging of all queries on your mysqld (assuming mysqld instance ...
   Author: Dilip Joseph, 2011-05-24, 00:25
Re: Query output formatting - Hive - [mail # user]
...If you have a fixed number of known CDNs, the following query can help:  SELECT  hour,                SUM(IF(cdn=8, bitrate,0))/SUM(IF(cdn=8...
   Author: Dilip Joseph, 2010-12-07, 00:32
[expand - 1 more] - Re: question..partitioned table... - Hive - [mail # user]
...The partition column is automatically included as part of the table definition, and hence can be used like any other column.  So you can issue queries like SELECT c1, c2, c3 from callba...
   Author: Dilip Joseph, 2010-08-21, 07:45
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