[HIVE-10646] ColumnValue does not handle NULL_TYPE

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.3.0, 2.0.0
• Component/s: Thrift API
• Assignee: Yongzhi Chen
• Reporter: Yongzhi Chen
• Created: 07/May/15 20:12
• Updated: 16/Feb/16 23:52
• Resolved: 11/May/15 03:22

Description

This will cause NPE if the thrift client use protocol V5 or older:

1:46:07.199 PM	ERROR	org.apache.thrift.server.TThreadPoolServer	
Error occurred during processing of message.
java.lang.NullPointerException
	at org.apache.hive.service.cli.thrift.TRow$TRowStandardScheme.write(TRow.java:388)
	at org.apache.hive.service.cli.thrift.TRow$TRowStandardScheme.write(TRow.java:338)
	at org.apache.hive.service.cli.thrift.TRow.write(TRow.java:288)
	at org.apache.hive.service.cli.thrift.TRowSet$TRowSetStandardScheme.write(TRowSet.java:605)
	at org.apache.hive.service.cli.thrift.TRowSet$TRowSetStandardScheme.write(TRowSet.java:525)
	at org.apache.hive.service.cli.thrift.TRowSet.write(TRowSet.java:455)
	at org.apache.hive.service.cli.thrift.TFetchResultsResp$TFetchResultsRespStandardScheme.write(TFetchResultsResp.java:550)
	at org.apache.hive.service.cli.thrift.TFetchResultsResp$TFetchResultsRespStandardScheme.write(TFetchResultsResp.java:486)
	at org.apache.hive.service.cli.thrift.TFetchResultsResp.write(TFetchResultsResp.java:412)
	at org.apache.hive.service.cli.thrift.TCLIService$FetchResults_result$FetchResults_resultStandardScheme.write(TCLIService.java:13272)
	at org.apache.hive.service.cli.thrift.TCLIService$FetchResults_result$FetchResults_resultStandardScheme.write(TCLIService.java:13236)
	at org.apache.hive.service.cli.thrift.TCLIService$FetchResults_result.write(TCLIService.java:13187)
	at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:53)
	at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
	at org.apache.hadoop.hive.thrift.HadoopThriftAuthBridge20S$Server$TUGIAssumingProcessor.process(HadoopThriftAuthBridge20S.java:677)
	at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:244)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)

Reproduce: Run: select NULL as col, * from jsmall limit 5; from a V5 client (for example some version of Hue).