GitHub user eminency opened a pull request:
https://github.com/apache/tajo/pull/937
TAJO-2052: Upgrading ORC reader version
Code is refined, and it is based on presto-orc-0.132.
* Base data structure is changed from Vector to Block.
* Some bugs are fixed.
* Compatibility with Hive is improved.
* Unluckily, there is no speed improvement.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/eminency/tajo orc_upgrade
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/tajo/pull/937.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #937
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commit 4b9b992fcdbfba0901145a6df494a12a96d0a974
Author: Jongyoung Park <[email protected]>
Date: 2016-01-12T03:26:46Z
ORC version upgraded
commit 3c562d3eea0b421604167695e8151c9f1adc7085
Author: Jongyoung Park <[email protected]>
Date: 2016-01-12T05:32:12Z
Types added
commit 696a8162056314c7975c2961917f080ed9943cf9
Author: Jongyoung Park <[email protected]>
Date: 2016-01-12T07:19:34Z
comment modified
commit 9a2b54b381f35317ad71b9f5102f48279878edc8
Author: Jongyoung Park <[email protected]>
Date: 2016-01-12T07:28:13Z
The document is refined
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