GitHub user jackylk opened a pull request:
https://github.com/apache/incubator-carbondata/pull/441
[CARBONDATA-539] Fiix column projection bug
Currently when using CarbonInputFormat in map reduce app, if projection
columns are not set, then Carbon will return empty row. This PR fix this bug.
`CarbonInputFormat` are refactored to make cleaner API to application.
Only 4 settings are now public to application.
1. TablePath
2. Column Projection
3. Filter Expression
4. ReadSupport class
Function descriptions are added in `CarbonInputFormat`
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/jackylk/incubator-carbondata format2
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-carbondata/pull/441.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 #441
----
commit 5d93fb03ad9df61fbdb11b4753bebb326adfe281
Author: jackylk <[email protected]>
Date: 2016-12-18T16:33:42Z
fix column projection bug
----
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
