Repository: spark
Updated Branches:
refs/heads/branch-2.0 cb254ecb1 -> 9406a3c9a
[SPARK-15495][SQL] Improve the explain output for Aggregation operator
## What changes were proposed in this pull request?
This PR improves the explain output of Aggregator operator.
SQL:
```
Repository: spark
Updated Branches:
refs/heads/master 1f43562da -> d5012c274
[SPARK-15495][SQL] Improve the explain output for Aggregation operator
## What changes were proposed in this pull request?
This PR improves the explain output of Aggregator operator.
SQL:
```