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[ORC-415] [C++] Fix writing ColumnStatistics - Orc - [issue]
...Current C++ ORC writer implementation has two issues about column statistics.1. A new batch may override previous batch's has_null info of colIndexStatistics if the new batch has no null but...
http://issues.apache.org/jira/browse/ORC-415    Author: Gang Wu , 2018-10-15, 02:22
[ORC-412] [C++] ORC: Char(n) and Varchar(n) writers truncate to n bytes & corrupts multi-byte data - Orc - [issue]
...https://github.com/apache/orc/blob/master/java/core/src/java/org/apache/orc/impl/writer/CharTreeWriter.java#L41    itemLength = schema.getMaxLength();    padding = new by...
http://issues.apache.org/jira/browse/ORC-412    Author: Gang Wu , 2018-10-15, 02:10
[ORC-395] [C++] Support ZSTD compression & decompression - Orc - [issue]
http://issues.apache.org/jira/browse/ORC-395    Author: Gang Wu , 2018-10-12, 03:54
[ORC-419] Ensure to call `close` at RecordReaderImpl constructor exception - Orc - [issue]
...Currently, there is no way to call `RecordReaderImpl.close` if `RecordReader.rows` fails at creating `RecordReaderImpl`. This issue aims to try to invoke `close` in the constructor in case o...
http://issues.apache.org/jira/browse/ORC-419    Author: Dongjoon Hyun , 2018-10-11, 19:58
[ORC-418] Fix broken centos6 compilation - Orc - [issue]
...We've accidentally broken the centos 6 C++ build....
http://issues.apache.org/jira/browse/ORC-418    Author: Owen OMalley , 2018-10-10, 21:08
[ORC-416] Avoid opening data reader when there is no stripe - Orc - [issue]
...Currently, `RecordReaderImpl` invokes `dataReader.open` in the middle of the constructor. We can postpone this until `advanceToNextRow` reads the stripe at the end of the constructor.this.da...
http://issues.apache.org/jira/browse/ORC-416    Author: Dongjoon Hyun , 2018-10-10, 18:07
[ORC-417] Use dynamic Apache Maven mirror link - Orc - [issue]
...This issue aims to replace a broken Apache Maven mirror link with a more stable one. If we use a dynamic mirror link, it will not broken easily.-RUN wget http://apache.mesi.com.ar/maven/mave...
http://issues.apache.org/jira/browse/ORC-417    Author: Dongjoon Hyun , 2018-10-10, 16:16
[expand - 1 more] - [REPORT] ORC Board Report - Orc - [mail # dev]
...Looks good to me! Is it possible to share the presentations on the ORCwebsite?The current content is pretty old https://orc.apache.org/talks/On Tue, Oct 9, 2018 at 5:41 PM Owen O'Malley &nbs...
   Author: Deepak Majeti , Owen OMalley , ... , 2018-10-10, 13:34
[expand - 11 more] - Orc v2 Ideas - Orc - [mail # dev]
...>  How small are you trying to make the stripes?  I ask because all of the above should be small, so if they are dominating, I would assume the stripe is tiny or the compression...
   Author: Gopal Vijayaraghavan , Dain Sundstrom , ... , 2018-10-09, 20:18
[ORC-408] hard limit on memory use by ORC writers - Orc - [issue]
...Scenario: we want to hard-limit (within the constraints imposed by using Java) the memory used by a particular Hive task dedicated to ORC writing, to protect other tasks from misbehaving que...
http://issues.apache.org/jira/browse/ORC-408    Author: Sergey Shelukhin , 2018-10-09, 19:02