[ https://issues.apache.org/jira/browse/HIVE-2145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Chinna Rao Lalam reassigned HIVE-2145: -------------------------------------- Assignee: Chinna Rao Lalam > NPE during parsing order-by expression > -------------------------------------- > > Key: HIVE-2145 > URL: https://issues.apache.org/jira/browse/HIVE-2145 > Project: Hive > Issue Type: Bug > Reporter: Ning Zhang > Assignee: Chinna Rao Lalam > > The following query throws NPE, where it should have throw parsing exception. > hive> select key, count(1) cnt from src group by key order by count(1) limit > 10; > select key, count(1) cnt from src group by key order by count(1) limit 10; > FAILED: Hive Internal Error: java.lang.NullPointerException(null) > java.lang.NullPointerException > at > org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc.newInstance(ExprNodeGenericFuncDesc.java:153) > at > org.apache.hadoop.hive.ql.parse.TypeCheckProcFactory$DefaultExprProcessor.getXpathOrFuncExprNodeDesc(TypeCheckProcFactory.java:640) > at > org.apache.hadoop.hive.ql.parse.TypeCheckProcFactory$DefaultExprProcessor.process(TypeCheckProcFactory.java:761) > at > org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(DefaultRuleDispatcher.java:89) > at > org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(DefaultGraphWalker.java:88) > at > org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.walk(DefaultGraphWalker.java:125) > at > org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking(DefaultGraphWalker.java:102) > at > org.apache.hadoop.hive.ql.parse.TypeCheckProcFactory.genExprNode(TypeCheckProcFactory.java:156) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genExprNodeDesc(SemanticAnalyzer.java:6830) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genExprNodeDesc(SemanticAnalyzer.java:6788) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genReduceSinkPlan(SemanticAnalyzer.java:4303) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genBodyPlan(SemanticAnalyzer.java:5461) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genPlan(SemanticAnalyzer.java:6022) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:6607) > at > org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:238) > at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:340) > at org.apache.hadoop.hive.ql.Driver.run(Driver.java:790) > at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:209) > at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:286) > at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:514) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.apache.hadoop.util.RunJar.main(RunJar.java:156) > Correct syntax should be: > hive> select key, count(1) cnt from src group by key order by cnt limit 10; -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira