[SENTRY-423] Hive command "SHOW TABLE EXTENDED LIKE... " failed with NPE

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.4.0
• Fix Version/s: 1.5.0
• Assignee: Chaoyu Tang
• Reporter: Chaoyu Tang
• Created: 08/Sep/14 04:02
• Updated: 22/Sep/14 03:09
• Resolved: 19/Sep/14 05:49

Description

show table extended in jira like 'sam*' will throw NPE with following error:

2014-09-05 07:21:12,921 ERROR org.apache.hadoop.hive.ql.Driver: FAILED: NullPointerException null
java.lang.NullPointerException
	at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.getUnescapedName(BaseSemanticAnalyzer.java:401)
	at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.getUnescapedName(BaseSemanticAnalyzer.java:397)
	at org.apache.sentry.binding.hive.HiveAuthzBindingHook.extractTable(HiveAuthzBindingHook.java:241)
	at org.apache.sentry.binding.hive.HiveAuthzBindingHook.preAnalyze(HiveAuthzBindingHook.java:167)
	at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:452)
	at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:352)
	at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:995)
	at org.apache.hadoop.hive.ql.Driver.compileAndRespond(Driver.java:988)
	at org.apache.hive.service.cli.operation.SQLOperation.prepare(SQLOperation.java:98)
	at org.apache.hive.service.cli.operation.SQLOperation.run(SQLOperation.java:163)
	at org.apache.hive.service.cli.session.HiveSessionImpl.runOperationWithLogCapture(HiveSessionImpl.java:514)
	at org.apache.hive.service.cli.session.HiveSessionImpl.executeStatementInternal(HiveSessionImpl.java:222)
	at org.apache.hive.service.cli.session.HiveSessionImpl.executeStatement(HiveSessionImpl.java:204)
	at org.apache.hive.service.cli.CLIService.executeStatement(CLIService.java:168)
	at org.apache.hive.service.cli.thrift.ThriftCLIService.ExecuteStatement(ThriftCLIService.java:316)
	at org.apache.hive.service.cli.thrift.TCLIService$Processor$ExecuteStatement.getResult(TCLIService.java:1373)
	at org.apache.hive.service.cli.thrift.TCLIService$Processor$ExecuteStatement.getResult(TCLIService.java:1358)
	at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
	at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
	at org.apache.hadoop.hive.thrift.HadoopThriftAuthBridge20S$Server$TUGIAssumingProcessor.process(HadoopThriftAuthBridge20S.java:608)
	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)

In order to have a correct returned result, the HIVE-1363 needs to be resolved as well

Issue Links

• is related to: SENTRY-455 Fixed Unit Tests: TestDbOperations#testIndexTable
• requires: HIVE-1363 'SHOW TABLE EXTENDED LIKE' command does not strip single/double quotes