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[HIVE-3590] TCP KeepAlive and connection timeout for the HiveServer - Hive - [issue]
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...Simple implementation of TCP KeepAlive and socket timeout for the HiveServer in order to avoid half open connections or connection drops during long running queries that use HiveServer.Two n...
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http://issues.apache.org/jira/browse/HIVE-3590
Author: Esteban Gutierrez,
2012-10-20, 06:55
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[HIVE-2737] CombineFileInputFormat fails if mapred.job.tracker is set to local with a sub-query - Hive - [issue]
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...If the CombineFileInputFormat and mapred.job.tracker=local are used together, the CombineFileInputFormat throws a java.io.FileNotFoundException if the query statment contains a sub-query:hiv...
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http://issues.apache.org/jira/browse/HIVE-2737
Author: Esteban Gutierrez,
2012-10-09, 21:25
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[HIVE-3434] Batch creation of indexes for tables with a very large number of partitions - Hive - [issue]
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...When creating indexes for a table with a very large number of partitions, Hive pulls all the metadata definition from that table before starting starting the index generation. Even some of t...
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http://issues.apache.org/jira/browse/HIVE-3434
Author: Esteban Gutierrez,
2012-09-05, 22:36
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Re: Custom Mapper and Reducer vs HiveQL in terms of Performance - Hive - [mail # user]
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...Raihan, There is no need to implement a custom mapper or reducer. If you are experiencing issues with performance you might consider to use bucketized tables and do a bucketed map join...
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Author: Esteban Gutierrez,
2012-07-13, 00:57
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[HIVE-3214] Use datanucleus performance settings in HiveConf - Hive - [issue]
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...Datanucleus recommends the following properties to be enabled for better performance:http://www.datanucleus.org/products/accessplatform/performance_tuning.htmlSome of this settings like "dat...
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http://issues.apache.org/jira/browse/HIVE-3214
Author: Esteban Gutierrez,
2012-06-28, 21:33
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Re: Quering RDBMS table in a Hive query - Hive - [mail # user]
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...Hi Ruslan, Jan's approach sounds like a good workaround only if you can use the output in a mapjoin, but I don't think it will scale nicely if you have a very large number of tas...
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Author: Esteban Gutierrez,
2012-06-15, 17:43
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[HIVE-2751] Hive needs a framework for end to end testing - Hive - [issue]
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...Hive tests do a really nice work, but it would be nice to have end to end tests like in Pig: PIG-1899Implementing an end to end testing framework can offer the possibility for Hive developer...
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http://issues.apache.org/jira/browse/HIVE-2751
Author: Esteban Gutierrez,
2012-01-26, 06:18
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[HIVE-2307] Schema creation scripts for PostgreSQL use bit(1) instead of boolean - Hive - [issue]
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...The specified type for DEFERRED_REBUILD (IDXS) and IS_COMPRESSED (SDS) columns in the metastore is defined as bit(1) type which is not supported by PostgreSQL JDBC.hive> create table test...
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http://issues.apache.org/jira/browse/HIVE-2307
Author: Esteban Gutierrez,
2011-12-16, 23:56
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[HIVE-2601] map join silently fails when the heap is exhausted if the chosen table for map join compressed - Hive - [issue]
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...If table used for Map Join is not compressed:2011-11-22 12:50:03 Starting to launch local task to process map join; maximum memory = 49610752Exception in th...
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http://issues.apache.org/jira/browse/HIVE-2601
Author: Esteban Gutierrez,
2011-11-22, 09:14
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[HIVE-2124] Specified functions in the partitioning predicates should not generate a M/R job. - Hive - [issue]
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...For certain situations specifying which functions should be evaluated once would help to make syntax simpler to avoid launching M/R jobs.Example:# myhql.time=`date "+%s"` -> constant&...
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http://issues.apache.org/jira/browse/HIVE-2124
Author: Esteban Gutierrez,
2011-08-19, 00:46
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