[jira] [Resolved] (CARBONDATA-595) Drop Table for carbon throws NPE with HDFS lock type.

["Jacky Li (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CARBONDATA-595?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jacky Li resolved CARBONDATA-595.
---------------------------------
       Resolution: Fixed
         Assignee: Ravindra Pesala
    Fix Version/s: 1.0.0-incubating

> Drop Table for carbon throws NPE with HDFS lock type.
> -----------------------------------------------------
>
>                 Key: CARBONDATA-595
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-595
>             Project: CarbonData
>          Issue Type: Bug
>    Affects Versions: 0.2.0-incubating
>            Reporter: Babulal
>            Assignee: Ravindra Pesala
>            Priority: Minor
>             Fix For: 1.0.0-incubating
>
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> Start version :- 1.6.2 
> Start carbon thrift server
> set HDFS LOCK Type
> drop table from beeline
> 0: jdbc:hive2://hacluster> drop table oscon_new_1;
> Error: java.lang.NullPointerException (state=,code=0)
> Error in thrftserver 
> 17/01/04 20:40:08 AUDIT DropTableCommand: [hadoop-master][anonymous][Thread-182]Deleted table [oscon_new_1] under database [default]
> 17/01/04 20:40:08 ERROR AbstractDFSCarbonFile: pool-25-thread-12 Exception occured:File does not exist: hdfs://hacluster/opt/CarbonStore/default/oscon_new_1/droptable.lock
> 17/01/04 20:40:08 ERROR SparkExecuteStatementOperation: Error executing query, currentState RUNNING,
> java.lang.NullPointerException
>         at org.apache.carbondata.core.datastorage.store.filesystem.AbstractDFSCarbonFile.delete(AbstractDFSCarbonFile.java:128)
>         at org.apache.carbondata.lcm.locks.HdfsFileLock.unlock(HdfsFileLock.java:110)
>         at org.apache.spark.sql.execution.command.DropTableCommand.run(carbonTableSchema.scala:613)
>         at org.apache.spark.sql.execution.ExecutedCommand.sideEffectResult$lzycompute(commands.scala:58)
>         at org.apache.spark.sql.execution.ExecutedCommand.sideEffectResult(commands.scala:56)
> Note :- lock file and data are deleted successfully but in beeline it throws ERROR message instead of success. 



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