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[HIVE-4227] Add column level encryption to ORC files - Hive - [issue]
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...It would be useful to support column level encryption in ORC files. Since each column and its associated index is stored separately, encrypting a column separately isn't difficult. In terms ...
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http://issues.apache.org/jira/browse/HIVE-4227
Author: Owen O'Malley,
2013-05-17, 17:41
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[HIVE-3889] Add floating point compression to ORC file - Hive - [issue]
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...Karol Wegrzycki, a CS student at University of Warsaw, has implemented an FPC compressor for doubles. It would be great to hook this up to the ORC file format so that we can get better compr...
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http://issues.apache.org/jira/browse/HIVE-3889
Author: Owen O'Malley,
2013-05-17, 17:41
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[HIVE-4246] Implement predicate pushdown for ORC - Hive - [issue]
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...By using the push down predicates from the table scan operator, ORC can skip over 10,000 rows at a time that won't satisfy the predicate. This will help a lot, especially if the file is sort...
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http://issues.apache.org/jira/browse/HIVE-4246
Author: Owen O'Malley,
2013-05-17, 17:41
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[HIVE-4242] Predicate push down should also be provided to InputFormats - Hive - [issue]
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...Currently, the push down predicate is only provided to native tables if the hive.optimize.index.filter configuration variable is set. There is no reason to prevent InputFormats from getting ...
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http://issues.apache.org/jira/browse/HIVE-4242
Author: Owen O'Malley,
2013-05-17, 17:41
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[HIVE-4244] Make string dictionaries adaptive in ORC - Hive - [issue]
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...The ORC writer should adaptively switch between dictionary and direct encoding. I'd propose looking at the first 100,000 values in each column and decide whether there is sufficient loading ...
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http://issues.apache.org/jira/browse/HIVE-4244
Author: Owen O'Malley,
2013-05-17, 17:41
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[HIVE-4123] The RLE encoding for ORC can be improved - Hive - [issue]
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...The run length encoding of integers can be improved: tighter bit packing allow delta encoding allow longer runs...
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http://issues.apache.org/jira/browse/HIVE-4123
Author: Owen O'Malley,
2013-05-17, 17:41
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[HIVE-4245] Implement numeric dictionaries in ORC - Hive - [issue]
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...For many applications, especially in de-normalized data, there is a lot of redundancy in the numeric columns. Therefore, it would make sense to adaptively use dictionary encodings for numeri...
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http://issues.apache.org/jira/browse/HIVE-4245
Author: Owen O'Malley,
2013-05-17, 17:41
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[HIVE-3874] Create a new Optimized Row Columnar file format for Hive - Hive - [issue]
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...There are several limitations of the current RC File format that I'd like to address by creating a new format: each column value is stored as a binary blob, which means: the entire column ...
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http://issues.apache.org/jira/browse/HIVE-3874
Author: Owen O'Malley,
2013-05-16, 22:11
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[ANNOUNCE] Apache Hive 0.11.0 Released - Hive - [mail # user]
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...The Apache Hive team is proud to announce the the release of Apache Hive version 0.11.0. The Apache Hive data warehouse software facilitates querying and managing large datasets residi...
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Author: Owen O'Malley,
2013-05-16, 21:19
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Re: admin rights for Hive jira - Hive - [mail # dev]
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...On Thu, May 16, 2013 at 7:58 AM, Edward Capriolo wrote: With the Hadoop jira security model, which is what Hive's jira uses, only admins can edit comments. Now that Carl granted...
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Author: Owen O'Malley,
2013-05-16, 15:56
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