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Posted to dev@hive.apache.org by "Satoshi Tagomori (JIRA)" <ji...@apache.org> on 2015/09/01 08:45:46 UTC
[jira] [Created] (HIVE-11708) Logical operators raises
ClassCastExceptions with NULL
Satoshi Tagomori created HIVE-11708:
---------------------------------------
Summary: Logical operators raises ClassCastExceptions with NULL
Key: HIVE-11708
URL: https://issues.apache.org/jira/browse/HIVE-11708
Project: Hive
Issue Type: Bug
Affects Versions: 1.2.1, 0.13.0
Reporter: Satoshi Tagomori
According to Language Manual UDF, logical operators returns NULL if one of arguments is NULL.
https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-LogicalOperators
But query below fails with ClassCastException.
{code}
SELECT COUNT(*) AS c
FROM tbl
WHERE 1=1 AND NULL
{code}
Exception (on 0.13):
{noformat}
15/08/27 08:56:23 ERROR ql.Driver: FAILED: ClassCastException org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableVoidObjectInspector cannot be cast to org.apache.hadoop.hive.serde2.objectinspector.primitive.BooleanObjectInspector
java.lang.ClassCastException: org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableVoidObjectInspector cannot be cast to org.apache.hadoop.hive.serde2.objectinspector.primitive.BooleanObjectInspector
at org.apache.hadoop.hive.ql.udf.generic.GenericUDFOPAnd.initialize(GenericUDFOPAnd.java:52)
at org.apache.hadoop.hive.ql.udf.generic.GenericUDF.initializeAndFoldConstants(GenericUDF.java:116)
at org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc.newInstance(ExprNodeGenericFuncDesc.java:231)
at org.apache.hadoop.hive.ql.parse.TypeCheckProcFactory$DefaultExprProcessor.getXpathOrFuncExprNodeDesc(TypeCheckProcFactory.java:934)
at org.apache.hadoop.hive.ql.parse.TypeCheckProcFactory$DefaultExprProcessor.process(TypeCheckProcFactory.java:1128)
at org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(DefaultRuleDispatcher.java:90)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(DefaultGraphWalker.java:94)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(DefaultGraphWalker.java:78)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.walk(DefaultGraphWalker.java:132)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking(DefaultGraphWalker.java:109)
at org.apache.hadoop.hive.ql.parse.TypeCheckProcFactory.genExprNode(TypeCheckProcFactory.java:184)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genAllExprNodeDesc(SemanticAnalyzer.java:9716)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genExprNodeDesc(SemanticAnalyzer.java:9672)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genSelectPlan(SemanticAnalyzer.java:3208)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genSelectPlan(SemanticAnalyzer.java:3005)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genPostGroupByBodyPlan(SemanticAnalyzer.java:8228)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genBodyPlan(SemanticAnalyzer.java:8183)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genPlan(SemanticAnalyzer.java:9015)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:9281)
at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:327)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:427)
at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:323)
at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:980)
at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1045)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:916)
at org.apache.hadoop.hive.ql.Driver.run(Driver.java:906)
{noformat}
I confirmed that Hive 1.2.1 of HDP2.3 Sandbox also raises this exception.
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