[CARBONDATA-4061] Empty value for date and timestamp columns are reading as null when using SDK. if we pass empty value to data and timestamp columns ,it gives null pointer exception

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Component/s: data-query, other
• Environment: Spark 2.4.5
• Assignee: Unassigned
• Reporter: Chetan Bhat
• Created: 27/Nov/20 08:20
• Updated: 28/Dec/20 07:08
• Resolved: 28/Dec/20 07:08

Description

Empty value for date and timestamp columns are reading as null when using SDK. if we pass empty value to data and timestamp columns ,it gives null pointer exception

 

2020-11-27 13:44:20 INFO ResultCollectorFactory:78 - Vector based dictionary collector is used to scan and collect the data
2020-11-27 13:44:20 INFO DictionaryBasedVectorResultCollector:73 - Direct page-wise vector fill collector is used to scan and collect the data

java.lang.NullPointerException
at org.apache.carbondata.sdk.file.CarbonReader.formatDateAndTimeStamp(CarbonReader.java:153)
at org.apache.carbondata.sdk.file.CarbonReader.readNextRow(CarbonReader.java:126)
at com.apache.spark.SDKReaderTest.testSDKRederAll_data_types2(SDKReaderTest.java:239)
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.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
at org.junit.rules.RunRules.evaluate(RunRules.java:20)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:69)
at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:220)
at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:53)

2020-11-27 13:44:20 INFO SparkContext:54 - Invoking stop() from shutdown hook
2020-11-27 13:44:20 INFO AbstractConnector:343 - Stopped [Spark@22175d4f

{HTTP/1.1|mailto:Spark@22175d4f%7BHTTP/1.1],[http/1.1]} {10.19.36.215:4040}

2020-11-27 13:44:20 INFO session:158 - node0 Stopped scavenging