GitHub user kunal642 opened a pull request:
https://github.com/apache/carbondata/pull/1542
[CARBONDATA-1757] [PreAgg] Fix for wrong avg values after pre-agg table
creation
when a sum/count aggregation function is applied on the same column along
with avg. The plan that was getting transformed was adding 2 columns for
sum/count which resulted in wrong data being inserted.
Be sure to do all of the following checklist to help us incorporate
your contribution quickly and easily:
- [X] Any interfaces changed?
No
- [X] Any backward compatibility impacted?
No
- [X] Document update required?
No
- [X] Testing done
Test case added
- [X] For large changes, please consider breaking it into sub-tasks under
an umbrella JIRA.
No
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/kunal642/carbondata pre_agg_avg_fix
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/carbondata/pull/1542.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 #1542
----
commit f05ba4faabc70c19574ed200ddb88909d69cf6e3
Author: kunal642 <[email protected]>
Date: 2017-11-21T07:25:25Z
fixed wrong avg count bug when a sum/count aggregation function is applied
on the same column along with avg.
The plan that was getting transformed was adding 2 columns for sum/count
which resulted in wrong data being inserted.
----
---
