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Hudson commented on HIVE-2956: ------------------------------ Integrated in Hive-trunk-h0.21 #1421 (See [https://builds.apache.org/job/Hive-trunk-h0.21/1421/]) HIVE-2956 Provide error message when using UDAF in the place of UDF instead of throwing NPE (navis via kevinwilfong) (Revision 1336284) Result = SUCCESS kevinwilfong : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1336284 Files : * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/ErrorMsg.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/TypeCheckProcFactory.java * /hive/trunk/ql/src/test/queries/clientnegative/udaf_invalid_place.q * /hive/trunk/ql/src/test/queries/clientnegative/udtf_invalid_place.q * /hive/trunk/ql/src/test/results/clientnegative/udaf_invalid_place.q.out * /hive/trunk/ql/src/test/results/clientnegative/udtf_invalid_place.q.out > [hive] Provide error message when using UDAF in the place of UDF instead of > throwing NPE > ---------------------------------------------------------------------------------------- > > Key: HIVE-2956 > URL: https://issues.apache.org/jira/browse/HIVE-2956 > Project: Hive > Issue Type: Improvement > Reporter: Navis > Assignee: Navis > Priority: Trivial > Fix For: 0.10.0 > > Attachments: HIVE-2956.D2823.1.patch, HIVE-2956.D2823.2.patch, > HIVE-2956.D2823.3.patch > > > For example, > {code} > hive> select distinct deptno, sum(deptno) from emp; > FAILED: Hive Internal Error: java.lang.NullPointerException(null) > java.lang.NullPointerException > at > org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc.newInstance(ExprNodeGenericFuncDesc.java:214) > at > org.apache.hadoop.hive.ql.parse.TypeCheckProcFactory$DefaultExprProcessor.getXpathOrFuncExprNodeDesc(TypeCheckProcFactory.java:767) > at > org.apache.hadoop.hive.ql.parse.TypeCheckProcFactory$DefaultExprProcessor.process(TypeCheckProcFactory.java:888) > 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:165) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genExprNodeDesc(SemanticAnalyzer.java:7755) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genExprNodeDesc(SemanticAnalyzer.java:7713) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genGroupByPlanMapGroupByOperator(SemanticAnalyzer.java:2793) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genGroupByPlanMapAggr1MR(SemanticAnalyzer.java:3651) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genBodyPlan(SemanticAnalyzer.java:6125) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genPlan(SemanticAnalyzer.java:6762) > at > org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:7531) > at > org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:250) > {code} > Trivial.. but people always reports this confused by esoteric custom function > names. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira