Sergey Shelukhin created HIVE-18094:
---------------------------------------

             Summary: exceptions in sysdb test logs
                 Key: HIVE-18094
                 URL: https://issues.apache.org/jira/browse/HIVE-18094
             Project: Hive
          Issue Type: Bug
            Reporter: Sergey Shelukhin


I was looking at some other test logs and found lots of errors like this in the 
logs (repeated for many sysdb queries)
{noformat}
2017-11-17T00:46:13,222 DEBUG [abb838ff-8a13-4170-b2ec-3755c3959dbb main] 
conf.VariableSubstitution: Substitution is on: 

select * from TABLES order by TABLE_SCHEMA, TABLE_NAME
....

2017-11-17T00:46:13,576 DEBUG [TezTR-327432_1_74_1_0_0] 
dao.GenericJdbcDatabaseAccessor: Query to execute is [SELECT
  "TBL_ID",
  "CREATE_TIME",
  "DB_ID",
  "LAST_ACCESS_TIME",
  "OWNER",
  "RETENTION",
  "SD_ID",
  "TBL_NAME",
  "TBL_TYPE",
  "VIEW_EXPANDED_TEXT",
  "VIEW_ORIGINAL_TEXT",
  "IS_REWRITE_ENABLED"
FROM TBLS {LIMIT 1}]
2017-11-17T00:46:13,576 DEBUG [TezTR-327432_1_74_1_0_0] exec.MapOperator: 
Adding alias t to work list for file 
file:/home/hiveptest/35.188.147.28-hiveptest-1/apache-github-source-source/itests/qtest/target/localfs/warehouse/sys.db/tbls
2017-11-17T00:46:13,576 DEBUG [TezTR-327432_1_74_1_0_0] jdbc.JdbcSerDe: 
Initializing the SerDe
2017-11-17T00:46:13,576 DEBUG [TezTR-327432_1_74_1_0_0] 
conf.JdbcStorageConfigManager: Resolving db type: DERBY
2017-11-17T00:46:13,578 ERROR [TezTR-327432_1_74_0_0_0] 
jdbc.QueryConditionBuilder: Error during condition build
java.lang.ArrayIndexOutOfBoundsException: 0
        at java.beans.XMLDecoder.readObject(XMLDecoder.java:250) ~[?:1.8.0_102]
        at 
org.apache.hive.storage.jdbc.QueryConditionBuilder.createConditionString(QueryConditionBuilder.java:125)
 [hive-jdbc-handler-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hive.storage.jdbc.QueryConditionBuilder.buildCondition(QueryConditionBuilder.java:74)
 [hive-jdbc-handler-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hive.storage.jdbc.conf.JdbcStorageConfigManager.getQueryToExecute(JdbcStorageConfigManager.java:123)
 [hive-jdbc-handler-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hive.storage.jdbc.dao.GenericJdbcDatabaseAccessor.getRecordIterator(GenericJdbcDatabaseAccessor.java:141)
 [hive-jdbc-handler-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hive.storage.jdbc.JdbcRecordReader.next(JdbcRecordReader.java:58) 
[hive-jdbc-handler-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hive.storage.jdbc.JdbcRecordReader.next(JdbcRecordReader.java:35) 
[hive-jdbc-handler-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.doNext(HiveContextAwareRecordReader.java:360)
 [hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.ql.io.HiveRecordReader.doNext(HiveRecordReader.java:79) 
[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.ql.io.HiveRecordReader.doNext(HiveRecordReader.java:33) 
[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.next(HiveContextAwareRecordReader.java:116)
 [hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hadoop.mapred.split.TezGroupedSplitsInputFormat$TezGroupedSplitsRecordReader.next(TezGroupedSplitsInputFormat.java:151)
 [tez-mapreduce-0.9.1-SNAPSHOT.jar:0.9.1-SNAPSHOT]
        at 
org.apache.tez.mapreduce.lib.MRReaderMapred.next(MRReaderMapred.java:116) 
[tez-mapreduce-0.9.1-SNAPSHOT.jar:0.9.1-SNAPSHOT]
        at 
org.apache.hadoop.hive.ql.exec.tez.MapRecordSource.pushRecord(MapRecordSource.java:68)
 [hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.run(MapRecordProcessor.java:419)
 [hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:254)
 [hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:237) 
[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at 
org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:374)
 [tez-runtime-internals-0.9.1-SNAPSHOT.jar:0.9.1-SNAPSHOT]
        at 
org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:73)
 [tez-runtime-internals-0.9.1-SNAPSHOT.jar:0.9.1-SNAPSHOT]
        at 
org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:61)
 [tez-runtime-internals-0.9.1-SNAPSHOT.jar:0.9.1-SNAPSHOT]
        at java.security.AccessController.doPrivileged(Native Method) 
~[?:1.8.0_102]
        at javax.security.auth.Subject.doAs(Subject.java:422) [?:1.8.0_102]
        at 
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1962)
 [hadoop-common-3.0.0-beta1.jar:?]
        at 
org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:61)
 [tez-runtime-internals-0.9.1-SNAPSHOT.jar:0.9.1-SNAPSHOT]
        at 
org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:37)
 [tez-runtime-internals-0.9.1-SNAPSHOT.jar:0.9.1-SNAPSHOT]
        at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36) 
[tez-common-0.9.1-SNAPSHOT.jar:0.9.1-SNAPSHOT]
        at 
org.apache.hadoop.hive.llap.daemon.impl.StatsRecordingThreadPool$WrappedCallable.call(StatsRecordingThreadPool.java:110)
 [hive-llap-server-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
[?:1.8.0_102]
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
[?:1.8.0_102]
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
[?:1.8.0_102]
        at java.lang.Thread.run(Thread.java:745) [?:1.8.0_102]
{noformat}



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