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https://issues.apache.org/jira/browse/HIVE-14798?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15969375#comment-15969375
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Anbu Cheeralan commented on HIVE-14798:
---------------------------------------
[~premal] Sorry for the late reply. As mentioned in the comment section by
[~chetna] in that ticket, this issue was not in the master branch then (Hive
2.1.1) and I verified in Hive 2.1.1 that this issue is not happening.
> MSCK REPAIR TABLE throws null pointer exception
> -----------------------------------------------
>
> Key: HIVE-14798
> URL: https://issues.apache.org/jira/browse/HIVE-14798
> Project: Hive
> Issue Type: Bug
> Components: Metastore
> Affects Versions: 2.1.0
> Reporter: Anbu Cheeralan
>
> MSCK REPAIR TABLE statement throws null pointer exception in Hive 2.1
> I have tested the same against external/internal tables created both in HDFS
> and in Google Cloud.
> The error shown in beeline/sql client
> Error: Error while processing statement: FAILED: Execution Error, return code
> 1 from org.apache.hadoop.hive.ql.exec.DDLTask (state=08S01,code=1)
> Hive Logs:
> 2016-09-20T17:28:00,717 ERROR [HiveServer2-Background-Pool: Thread-92]:
> metadata.HiveMetaStoreChecker (:()) - java.lang.NullPointerException
> 2016-09-20T17:28:00,717 WARN [HiveServer2-Background-Pool: Thread-92]:
> exec.DDLTask (:()) - Failed to run metacheck:
> org.apache.hadoop.hive.ql.metadata.HiveException:
> java.lang.NullPointerException
> at
> org.apache.hadoop.hive.ql.metadata.HiveMetaStoreChecker.getAllLeafDirs(HiveMetaStoreChecker.java:444)
> at
> org.apache.hadoop.hive.ql.metadata.HiveMetaStoreChecker.getAllLeafDirs(HiveMetaStoreChecker.java:388)
> at
> org.apache.hadoop.hive.ql.metadata.HiveMetaStoreChecker.findUnknownPartitions(HiveMetaStoreChecker.java:309)
> at
> org.apache.hadoop.hive.ql.metadata.HiveMetaStoreChecker.checkTable(HiveMetaStoreChecker.java:285)
> at
> org.apache.hadoop.hive.ql.metadata.HiveMetaStoreChecker.checkTable(HiveMetaStoreChecker.java:230)
> at
> org.apache.hadoop.hive.ql.metadata.HiveMetaStoreChecker.checkMetastore(HiveMetaStoreChecker.java:109)
> at org.apache.hadoop.hive.ql.exec.DDLTask.msck(DDLTask.java:1814)
> at org.apache.hadoop.hive.ql.exec.DDLTask.execute(DDLTask.java:403)
> at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:197)
> at
> org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:100)
> at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1858)
> at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1562)
> at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1313)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1084)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1077)
> at
> org.apache.hive.service.cli.operation.SQLOperation.runQuery(SQLOperation.java:235)
> at
> org.apache.hive.service.cli.operation.SQLOperation.access$300(SQLOperation.java:90)
> at
> org.apache.hive.service.cli.operation.SQLOperation$2$1.run(SQLOperation.java:299)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
> at
> org.apache.hive.service.cli.operation.SQLOperation$2.run(SQLOperation.java:312)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.NullPointerException
> at
> java.util.concurrent.ConcurrentHashMap.putVal(ConcurrentHashMap.java:1011)
> at
> java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:1006)
> at
> org.apache.hadoop.hive.ql.metadata.HiveMetaStoreChecker$1.call(HiveMetaStoreChecker.java:432)
> at
> org.apache.hadoop.hive.ql.metadata.HiveMetaStoreChecker$1.call(HiveMetaStoreChecker.java:418)
> ... 4 more
> Here are the steps to recreate this issue:
> use default;
> DROP TABLE IF EXISTS repairtable;
> CREATE TABLE repairtable(col STRING) PARTITIONED BY (p1 STRING, p2 STRING);
> MSCK REPAIR TABLE default.repairtable;
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