Github user asfgit commented on the issue:
https://github.com/apache/carbondata/pull/71
Refer to this link for build results (access rights to CI server needed):
https://builds.apache.org/job/carbondata-pr-spark-1.6/502/<h2>Failed Tests: <span class='status-failure'>1</span></h2><h3><a name='carbondata-pr-spark-1.6/org.apache.carbondata:carbondata-spark-common-test' /><a href='
https://builds.apache.org/job/carbondata-pr-spark-1.6/502/org.apache.carbondata$carbondata-spark-common-test/testReport'>carbondata-pr-spark-1.6/org.apache.carbondata:carbondata-spark-common-test</a>: <span class='status-failure'>1</span></h3><ul><li><a href='
https://builds.apache.org/job/carbondata-pr-spark-1.6/502/org.apache.carbondata$carbondata-spark-common-test/testReport/org.apache.carbondata.spark.testsuite.dataretention/DataRetentionConcurrencyTestCase/DataRetention_Concurrency_load_date/'><strong>org.apache.carbondata.spark.testsuite.dataretention.DataRetentionConcurrencyTestCase.DataRetention_Concurrency_load_date</strong></a></li></ul>
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