[jira] [Created] (CARBONDATA-1619) Loading data to a carbondata table with overwrite=true many times will cause NullPointerException

[Akash R Nilugal (Jira)]

wyp created CARBONDATA-1619:
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             Summary: Loading data to a carbondata table with overwrite=true many times will cause NullPointerException
                 Key: CARBONDATA-1619
                 URL: https://issues.apache.org/jira/browse/CARBONDATA-1619
             Project: CarbonData
          Issue Type: Bug
          Components: sql
    Affects Versions: 1.2.0
            Reporter: wyp


If you loading data to a carbondata table with {{overwrite=true}} many times will cause {{NullPointerException}}. The following is the code snippet:
{code}
Welcome to
      ____              __
     / __/__  ___ _____/ /__
    _\ \/ _ \/ _ `/ __/  '_/
   /___/ .__/\_,_/_/ /_/\_\   version 2.1.0
      /_/
         
Using Scala version 2.11.8 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_77)
Type in expressions to have them evaluated.
Type :help for more information.

scala> import org.apache.spark.sql.SparkSession
import org.apache.spark.sql.SparkSession

scala> import org.apache.spark.sql.CarbonSession._
import org.apache.spark.sql.CarbonSession._

scala> val carbon = SparkSession.builder().config(sc.getConf).getOrCreateCarbonSession("hdfs://mycluster/user/wyp/carb")
17/10/26 12:58:25 WARN spark.SparkContext: Using an existing SparkContext; some configuration may not take effect.
17/10/26 12:58:25 WARN util.CarbonProperties: main The custom block distribution value "null" is invalid. Using the default value "false
17/10/26 12:58:25 WARN util.CarbonProperties: main The enable vector reader value "null" is invalid. Using the default value "true
17/10/26 12:58:25 WARN util.CarbonProperties: main The value "LOCALLOCK" configured for key carbon.lock.type is invalid for current file system. Use the default value HDFSLOCK instead.
17/10/26 12:58:43 WARN metastore.ObjectStore: Failed to get database global_temp, returning NoSuchObjectException
carbon: org.apache.spark.sql.SparkSession = org.apache.spark.sql.CarbonSession@718b9d56

scala> carbon.sql("CREATE TABLE temp.my_table(id bigint)  STORED BY 'carbondata'")
17/10/26 12:59:03 AUDIT command.CreateTable: [l-sparkcluster1.test.com][wyp][Thread-1]Creating Table with Database name [temp] and Table name [my_table]
17/10/26 12:59:03 WARN hive.HiveExternalCatalog: Couldn't find corresponding Hive SerDe for data source provider org.apache.spark.sql.CarbonSource. Persisting data source table `temp`.`my_table` into Hive metastore in Spark SQL specific format, which is NOT compatible with Hive.
17/10/26 12:59:03 AUDIT command.CreateTable: [l-sparkcluster1.test.com][wyp][Thread-1]Table created with Database name [temp] and Table name [my_table]
res0: org.apache.spark.sql.DataFrame = []

scala> carbon.sql("insert overwrite table temp.my_table select id from  co.order_common_p where dt = '2010-10'")
17/10/26 12:59:23 AUDIT rdd.CarbonDataRDDFactory$: [l-sparkcluster1.test.com][wyp][Thread-1]Data load request has been received for table temp.my_table
17/10/26 12:59:23 WARN util.CarbonDataProcessorUtil: main sort scope is set to LOCAL_SORT
17/10/26 12:59:26 AUDIT rdd.CarbonDataRDDFactory$: [l-sparkcluster1.test.com][wyp][Thread-1]Data load is successful for temp.my_table
res1: org.apache.spark.sql.DataFrame = []

scala> carbon.sql("insert overwrite table temp.my_table select id from  co.order_common_p where dt = '2010-10'")
17/10/26 12:59:33 AUDIT rdd.CarbonDataRDDFactory$: [l-sparkcluster1.test.com][wyp][Thread-1]Data load request has been received for table temp.my_table
17/10/26 12:59:33 WARN util.CarbonDataProcessorUtil: main sort scope is set to LOCAL_SORT
17/10/26 12:59:52 AUDIT rdd.CarbonDataRDDFactory$: [l-sparkcluster1.test.com][wyp][Thread-1]Data load is successful for temp.my_table
res2: org.apache.spark.sql.DataFrame = []

scala> carbon.sql("insert overwrite table temp.my_table select id from  co.order_common_p where dt = '2012-10'")
17/10/26 13:00:05 AUDIT rdd.CarbonDataRDDFactory$: [l-sparkcluster1.test.com][wyp][Thread-1]Data load request has been received for table temp.my_table
17/10/26 13:00:05 WARN util.CarbonDataProcessorUtil: main sort scope is set to LOCAL_SORT
17/10/26 13:00:08 ERROR filesystem.AbstractDFSCarbonFile: main Exception occurred:File does not exist: hdfs://mycluster/user/wyp/carb/temp/my_table/Fact/Part0/Segment_0
17/10/26 13:00:09 ERROR command.LoadTable: main
java.lang.NullPointerException
  at org.apache.carbondata.core.datastore.filesystem.AbstractDFSCarbonFile.isDirectory(AbstractDFSCarbonFile.java:88)
  at org.apache.carbondata.core.util.CarbonUtil.deleteRecursive(CarbonUtil.java:364)
  at org.apache.carbondata.core.util.CarbonUtil.access$100(CarbonUtil.java:93)
  at org.apache.carbondata.core.util.CarbonUtil$2.run(CarbonUtil.java:326)
  at org.apache.carbondata.core.util.CarbonUtil$2.run(CarbonUtil.java:322)
  at java.security.AccessController.doPrivileged(Native Method)
  at javax.security.auth.Subject.doAs(Subject.java:422)
  at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
  at org.apache.carbondata.core.util.CarbonUtil.deleteFoldersAndFiles(CarbonUtil.java:322)
  at org.apache.carbondata.spark.load.CarbonLoaderUtil.recordLoadMetadata(CarbonLoaderUtil.java:333)
  at org.apache.carbondata.spark.rdd.CarbonDataRDDFactory$.updateStatus$1(CarbonDataRDDFactory.scala:595)
  at org.apache.carbondata.spark.rdd.CarbonDataRDDFactory$.loadCarbonData(CarbonDataRDDFactory.scala:1107)
  at org.apache.spark.sql.execution.command.LoadTable.processData(carbonTableSchema.scala:1046)
  at org.apache.spark.sql.execution.command.LoadTable.run(carbonTableSchema.scala:754)
  at org.apache.spark.sql.execution.command.LoadTableByInsert.processData(carbonTableSchema.scala:651)
  at org.apache.spark.sql.execution.command.LoadTableByInsert.run(carbonTableSchema.scala:637)
  at org.apache.spark.sql.execution.command.ExecutedCommandExec.sideEffectResult$lzycompute(commands.scala:58)
  at org.apache.spark.sql.execution.command.ExecutedCommandExec.sideEffectResult(commands.scala:56)
  at org.apache.spark.sql.execution.command.ExecutedCommandExec.doExecute(commands.scala:74)
  at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:114)
  at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:114)
  at org.apache.spark.sql.execution.SparkPlan$$anonfun$executeQuery$1.apply(SparkPlan.scala:135)
  at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
  at org.apache.spark.sql.execution.SparkPlan.executeQuery(SparkPlan.scala:132)
  at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:113)
  at org.apache.spark.sql.execution.QueryExecution.toRdd$lzycompute(QueryExecution.scala:87)
  at org.apache.spark.sql.execution.QueryExecution.toRdd(QueryExecution.scala:87)
  at org.apache.spark.sql.Dataset.<init>(Dataset.scala:185)
  at org.apache.spark.sql.Dataset$.ofRows(Dataset.scala:64)
  at org.apache.spark.sql.SparkSession.sql(SparkSession.scala:592)
  at $line20.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:31)
  at $line20.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:36)
  at $line20.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:38)
  at $line20.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:40)
  at $line20.$read$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:42)
  at $line20.$read$$iw$$iw$$iw$$iw$$iw.<init>(<console>:44)
  at $line20.$read$$iw$$iw$$iw$$iw.<init>(<console>:46)
  at $line20.$read$$iw$$iw$$iw.<init>(<console>:48)
  at $line20.$read$$iw$$iw.<init>(<console>:50)
  at $line20.$read$$iw.<init>(<console>:52)
  at $line20.$read.<init>(<console>:54)
  at $line20.$read$.<init>(<console>:58)
  at $line20.$read$.<clinit>(<console>)
  at $line20.$eval$.$print$lzycompute(<console>:7)
  at $line20.$eval$.$print(<console>:6)
  at $line20.$eval.$print(<console>)
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at java.lang.reflect.Method.invoke(Method.java:498)
  at scala.tools.nsc.interpreter.IMain$ReadEvalPrint.call(IMain.scala:786)
  at scala.tools.nsc.interpreter.IMain$Request.loadAndRun(IMain.scala:1047)
  at scala.tools.nsc.interpreter.IMain$WrappedRequest$$anonfun$loadAndRunReq$1.apply(IMain.scala:638)
  at scala.tools.nsc.interpreter.IMain$WrappedRequest$$anonfun$loadAndRunReq$1.apply(IMain.scala:637)
  at scala.reflect.internal.util.ScalaClassLoader$class.asContext(ScalaClassLoader.scala:31)
  at scala.reflect.internal.util.AbstractFileClassLoader.asContext(AbstractFileClassLoader.scala:19)
  at scala.tools.nsc.interpreter.IMain$WrappedRequest.loadAndRunReq(IMain.scala:637)
  at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:569)
  at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:565)
  at scala.tools.nsc.interpreter.ILoop.interpretStartingWith(ILoop.scala:807)
  at scala.tools.nsc.interpreter.ILoop.command(ILoop.scala:681)
  at scala.tools.nsc.interpreter.ILoop.processLine(ILoop.scala:395)
  at scala.tools.nsc.interpreter.ILoop.loop(ILoop.scala:415)
  at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply$mcZ$sp(ILoop.scala:923)
  at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:909)
  at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:909)
  at scala.reflect.internal.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:97)
  at scala.tools.nsc.interpreter.ILoop.process(ILoop.scala:909)
  at org.apache.spark.repl.Main$.doMain(Main.scala:68)
  at org.apache.spark.repl.Main$.main(Main.scala:51)
  at org.apache.spark.repl.Main.main(Main.scala)
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at java.lang.reflect.Method.invoke(Method.java:498)
  at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:738)
  at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:187)
  at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:212)
  at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:126)
  at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
17/10/26 13:00:09 AUDIT command.LoadTable: [l-sparkcluster1.test.com][wyp][Thread-1]Dataload failure for temp.my_table. Please check the logs
java.lang.NullPointerException
  at org.apache.carbondata.core.datastore.filesystem.AbstractDFSCarbonFile.isDirectory(AbstractDFSCarbonFile.java:88)
  at org.apache.carbondata.core.util.CarbonUtil.deleteRecursive(CarbonUtil.java:364)
  at org.apache.carbondata.core.util.CarbonUtil.access$100(CarbonUtil.java:93)
  at org.apache.carbondata.core.util.CarbonUtil$2.run(CarbonUtil.java:326)
  at org.apache.carbondata.core.util.CarbonUtil$2.run(CarbonUtil.java:322)
  at java.security.AccessController.doPrivileged(Native Method)
  at javax.security.auth.Subject.doAs(Subject.java:422)
  at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1491)
  at org.apache.carbondata.core.util.CarbonUtil.deleteFoldersAndFiles(CarbonUtil.java:322)
  at org.apache.carbondata.spark.load.CarbonLoaderUtil.recordLoadMetadata(CarbonLoaderUtil.java:333)
  at org.apache.carbondata.spark.rdd.CarbonDataRDDFactory$.updateStatus$1(CarbonDataRDDFactory.scala:595)
  at org.apache.carbondata.spark.rdd.CarbonDataRDDFactory$.loadCarbonData(CarbonDataRDDFactory.scala:1107)
  at org.apache.spark.sql.execution.command.LoadTable.processData(carbonTableSchema.scala:1046)
  at org.apache.spark.sql.execution.command.LoadTable.run(carbonTableSchema.scala:754)
  at org.apache.spark.sql.execution.command.LoadTableByInsert.processData(carbonTableSchema.scala:651)
  at org.apache.spark.sql.execution.command.LoadTableByInsert.run(carbonTableSchema.scala:637)
  at org.apache.spark.sql.execution.command.ExecutedCommandExec.sideEffectResult$lzycompute(commands.scala:58)
  at org.apache.spark.sql.execution.command.ExecutedCommandExec.sideEffectResult(commands.scala:56)
  at org.apache.spark.sql.execution.command.ExecutedCommandExec.doExecute(commands.scala:74)
  at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:114)
  at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:114)
  at org.apache.spark.sql.execution.SparkPlan$$anonfun$executeQuery$1.apply(SparkPlan.scala:135)
  at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
  at org.apache.spark.sql.execution.SparkPlan.executeQuery(SparkPlan.scala:132)
  at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:113)
  at org.apache.spark.sql.execution.QueryExecution.toRdd$lzycompute(QueryExecution.scala:87)
  at org.apache.spark.sql.execution.QueryExecution.toRdd(QueryExecution.scala:87)
  at org.apache.spark.sql.Dataset.<init>(Dataset.scala:185)
  at org.apache.spark.sql.Dataset$.ofRows(Dataset.scala:64)
  at org.apache.spark.sql.SparkSession.sql(SparkSession.scala:592)
  ... 50 elided

scala>
{code}

As you see, if you run {{insert overwrite table xxxx }} sql greater than or equal to three times, then you will get {{java.lang.NullPointerException}}.



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