GitHub user sounakr opened a pull request:
https://github.com/apache/carbondata/pull/1751
[WIP]Measure null
Recognise Null values in blocklets so that it can help in filter prunning.
- [ ] Any interfaces changed?
- [ ] Any backward compatibility impacted?
- [ ] Document update required?
- [ ] Testing done
Please provide details on
- Whether new unit test cases have been added or why no new tests
are required?
- How it is tested? Please attach test report.
- Is it a performance related change? Please attach the performance
test report.
- Any additional information to help reviewers in testing this
change.
- [ ] For large changes, please consider breaking it into sub-tasks under
an umbrella JIRA.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sounakr/incubator-carbondata measure_null
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/carbondata/pull/1751.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 #1751
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commit 7d0f9709578651ea29fda335663d1d0075091b62
Author: sounakr <sounakr@...>
Date: 2017-12-29T13:44:03Z
Measure Null Filter
commit 82df440e98234661b8027f14c464da30e407f762
Author: sounakr <sounakr@...>
Date: 2018-01-03T02:43:06Z
Measure Null Value
commit 67ea82d752605902fb94c73aa9b9bf31d2e9dafb
Author: sounakr <sounakr@...>
Date: 2018-01-03T03:06:39Z
Measure Null Value
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