Github user hyunsik commented on the pull request:
https://github.com/apache/tajo/pull/169#issuecomment-57910098
+1
Even though TravisCI showed the unit test failure, it seems to be a
temporary problem. I verified 'mvn clean install' for this patch. All unit
tests are passed well. Also, I also tested the problematic case. The patch
fixes the problem.
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