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Re: Question for ORCFileFormat - Hive - [mail # user]
...The easiest way to use it is to use HCatalog, which enables you to read or write ORC files from MapReduce or Pig.    On Mon, Sep 9, 2013 at 11:14 AM, Saptarshi Guha wrote:  ...
   Author: Owen O'Malley, 2013-09-11, 20:36
[HIVE-5091] ORC files should have an option to pad stripes to the HDFS block boundaries - Hive - [issue]
...With ORC stripes being large, if a stripe straddles an HDFS block, the locality of read is suboptimal. It would be good to add padding to ensure that stripes don't straddle HDFS blocks....
http://issues.apache.org/jira/browse/HIVE-5091    Author: Owen O'Malley, 2013-09-06, 23:25
[HIVE-4227] Add column level encryption to ORC files - Hive - [issue]
...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 ...
http://issues.apache.org/jira/browse/HIVE-4227    Author: Owen O'Malley, 2013-09-05, 16:05
[HIVE-5049] Create an ORC test case that has a 0.11 ORC file - Hive - [issue]
...We should add a test case that includes a 0.11.0 ORC file to ensure compatibility for reading old ORC files is kept correct....
http://issues.apache.org/jira/browse/HIVE-5049    Author: Owen O'Malley, 2013-09-04, 18:43
[HIVE-5159] Change the kind fields in ORC's proto file to optional - Hive - [issue]
...Java's protobuf generated code uses a null value to represent enum values that were added after the reader was compiled. To reflect that reality, the enum values should always be marked as o...
http://issues.apache.org/jira/browse/HIVE-5159    Author: Owen O'Malley, 2013-08-30, 21:42
Re: Proposing a 0.11.1 - Hive - [mail # dev]
...Hi Mark,    I haven't made any progress on it yet. I hope to make progress on it this week. I will certainly include the npath changes. On a separate thread, I'll start a discussio...
   Author: Owen O'Malley, 2013-08-26, 19:56
jenkins job stuck? - Hive - [mail # dev]
...Is the pre-commit hive build stuck? It doesn't seem to have run anything in the last 24 hours.  ...
   Author: Owen O'Malley, 2013-08-23, 18:45
[HIVE-4246] Implement predicate pushdown for ORC - Hive - [issue]
...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...
http://issues.apache.org/jira/browse/HIVE-4246    Author: Owen O'Malley, 2013-08-16, 13:03
[HIVE-4245] Implement numeric dictionaries in ORC - Hive - [issue]
...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...
http://issues.apache.org/jira/browse/HIVE-4245    Author: Owen O'Malley, 2013-08-14, 22:37
[HIVE-4579] Create a SARG interface for RecordReaders - Hive - [issue]
...I think we should create a SARG (http://en.wikipedia.org/wiki/Sargable) interface for RecordReaders. For a first pass, I'll create an API that uses the value stored in hive.io.filter.expr.se...
http://issues.apache.org/jira/browse/HIVE-4579    Author: Owen O'Malley, 2013-08-14, 07:05
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