[ 
https://issues.apache.org/jira/browse/SPARK-19988?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Imran Rashid updated SPARK-19988:
---------------------------------
    Attachment: trimmed-unit-test.log

Attaching a trimmed version of the unit-test.log file, though nothing looks 
particularly notable in it to me.

also I tried running this test on my laptop in a loop, and it passed 100 times 
in a row.

> Flaky Test: OrcSourceSuite SPARK-19459/SPARK-18220: read char/varchar column 
> written by Hive
> --------------------------------------------------------------------------------------------
>
>                 Key: SPARK-19988
>                 URL: https://issues.apache.org/jira/browse/SPARK-19988
>             Project: Spark
>          Issue Type: Test
>          Components: Tests
>    Affects Versions: 2.2.0
>            Reporter: Imran Rashid
>              Labels: flaky-test
>         Attachments: trimmed-unit-test.log
>
>
> "OrcSourceSuite SPARK-19459/SPARK-18220: read char/varchar column written by 
> Hive" fails a lot -- right now, I see about a 50% pass rate in the last 3 
> days here:
> https://spark-tests.appspot.com/test-details?suite_name=org.apache.spark.sql.hive.orc.OrcSourceSuite&test_name=SPARK-19459%2FSPARK-18220%3A+read+char%2Fvarchar+column+written+by+Hive
> eg. 
> https://amplab.cs.berkeley.edu/jenkins//job/SparkPullRequestBuilder/74683/testReport/junit/org.apache.spark.sql.hive.orc/OrcSourceSuite/SPARK_19459_SPARK_18220__read_char_varchar_column_written_by_Hive/
> {noformat}
> sbt.ForkMain$ForkError: 
> org.apache.spark.sql.execution.QueryExecutionException: FAILED: 
> SemanticException [Error 10072]: Database does not exist: db2
>       at 
> org.apache.spark.sql.hive.client.HiveClientImpl$$anonfun$runHive$1.apply(HiveClientImpl.scala:637)
>       at 
> org.apache.spark.sql.hive.client.HiveClientImpl$$anonfun$runHive$1.apply(HiveClientImpl.scala:621)
>       at 
> org.apache.spark.sql.hive.client.HiveClientImpl$$anonfun$withHiveState$1.apply(HiveClientImpl.scala:288)
>       at 
> org.apache.spark.sql.hive.client.HiveClientImpl.liftedTree1$1(HiveClientImpl.scala:229)
>       at 
> org.apache.spark.sql.hive.client.HiveClientImpl.retryLocked(HiveClientImpl.scala:228)
>       at 
> org.apache.spark.sql.hive.client.HiveClientImpl.withHiveState(HiveClientImpl.scala:271)
>       at 
> org.apache.spark.sql.hive.client.HiveClientImpl.runHive(HiveClientImpl.scala:621)
>       at 
> org.apache.spark.sql.hive.client.HiveClientImpl.runSqlHive(HiveClientImpl.scala:611)
>       at 
> org.apache.spark.sql.hive.orc.OrcSuite$$anonfun$7.apply$mcV$sp(OrcSourceSuite.scala:160)
>       at 
> org.apache.spark.sql.hive.orc.OrcSuite$$anonfun$7.apply(OrcSourceSuite.scala:155)
>       at 
> org.apache.spark.sql.hive.orc.OrcSuite$$anonfun$7.apply(OrcSourceSuite.scala:155)
> ...
> {noformat}



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