Github user ilooner commented on the issue:
https://github.com/apache/drill/pull/1095
Note the test failure on Travis is the infamous Sort operator test failure,
which is unrelated to this change:
```
Failed tests:
TestSortImpl.testLargeBatch:498->runJumboBatchTest:471->runLargeSortTest:451
Value of 1:0 expected:<0> but was:<1>
```---
