GitHub user manishgupta88 opened a pull request:
https://github.com/apache/carbondata/pull/1679
[CARBONDATA-1907] Avoid unnecessary logging to improve query performance
for no dictionary non string columns
Changes done to return null in case of no dictionary column for non string
data types when data is empty. This is done to avoid excessive logging which is
impacting the query performance.
- [ ] Any interfaces changed?
No
- [ ] Any backward compatibility impacted?
No
- [ ] Document update required?
No
- [ ] Testing done
Added UT
- [ ] For large changes, please consider breaking it into sub-tasks under
an umbrella JIRA.
NA
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/manishgupta88/carbondata empty_byte_fix
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/carbondata/pull/1679.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 #1679
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commit f5690380ec6d0abaee89acd0bb8fda23eb7f3a33
Author: manishgupta88 <[email protected]>
Date: 2017-12-19T11:57:30Z
Changes done to return null in case of no dictionary column for non string
data types when data is empty. This is done to avoid excessive logging which is
impacting the query performance.
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