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From "Vineet Garg (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-16689) Correlated scalar subquery with comparison to constant in predicate fails
Date Wed, 17 May 2017 01:03:04 GMT
Vineet Garg created HIVE-16689:
----------------------------------

             Summary: Correlated scalar subquery with comparison to constant in predicate
fails
                 Key: HIVE-16689
                 URL: https://issues.apache.org/jira/browse/HIVE-16689
             Project: Hive
          Issue Type: Bug
            Reporter: Vineet Garg
            Assignee: Vineet Garg


*Reproducer*
{code:sql}
CREATE TABLE `item`(
  `i_item_sk` int,
  `i_item_id` char(16),
  `i_rec_start_date` date,
  `i_rec_end_date` date,
  `i_item_desc` varchar(200),
  `i_current_price` decimal(7,2),
  `i_wholesale_cost` decimal(7,2),
  `i_brand_id` int,
  `i_brand` char(50),
  `i_class_id` int,
  `i_class` char(50),
  `i_category_id` int,
  `i_category` char(50),
  `i_manufact_id` int,
  `i_manufact` char(50),
  `i_size` char(20),
  `i_formulation` char(20),
  `i_color` char(20),
  `i_units` char(10),
  `i_container` char(10),
  `i_manager_id` int,
  `i_product_name` char(50));

select count(*)
 from item i1
 where
   (select count(*)
       from item
       where (i_manufact = i1.i_manufact)) > 0;
{code}

*Error stack*
{code}
org.apache.calcite.util.mapping.Mappings$NoElementException: source #0 has no target in mapping
[size=0, sourceCount=1, targetCount=1, elements=[]]
	at org.apache.calcite.util.mapping.Mappings$AbstractMapping.getTarget(Mappings.java:874)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.RelFieldTrimmer$2.handle(RelFieldTrimmer.java:304) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder$MyRexVisitor.visitFieldAccess(CorrelationReferenceFinder.java:59)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder$MyRexVisitor.visitFieldAccess(CorrelationReferenceFinder.java:50)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexFieldAccess.accept(RexFieldAccess.java:81) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexShuttle.visitList(RexShuttle.java:148) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexShuttle.visitCall(RexShuttle.java:97) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexShuttle.visitCall(RexShuttle.java:36) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexCall.accept(RexCall.java:104) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexShuttle.apply(RexShuttle.java:279) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.core.Filter.accept(Filter.java:103) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder.visit(CorrelationReferenceFinder.java:44)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.hadoop.hive.ql.optimizer.calcite.reloperators.HiveFilter.accept(HiveFilter.java:116)
~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.calcite.rel.RelShuttleImpl.visitChild(RelShuttleImpl.java:55) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.RelShuttleImpl.visitChildren(RelShuttleImpl.java:69) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.RelShuttleImpl.visit(RelShuttleImpl.java:131) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder.visit(CorrelationReferenceFinder.java:43)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.hadoop.hive.ql.optimizer.calcite.reloperators.HiveProject.accept(HiveProject.java:198)
~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.calcite.rel.RelShuttleImpl.visitChild(RelShuttleImpl.java:55) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.RelShuttleImpl.visitChildren(RelShuttleImpl.java:69) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.RelShuttleImpl.visit(RelShuttleImpl.java:131) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder.visit(CorrelationReferenceFinder.java:43)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.AbstractRelNode.accept(AbstractRelNode.java:279) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.RelShuttleImpl.visitChild(RelShuttleImpl.java:55) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.RelShuttleImpl.visitChildren(RelShuttleImpl.java:69) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.RelShuttleImpl.visit(RelShuttleImpl.java:131) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder.visit(CorrelationReferenceFinder.java:43)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.hadoop.hive.ql.optimizer.calcite.reloperators.HiveProject.accept(HiveProject.java:198)
~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder$MyRexVisitor.visitSubQuery(CorrelationReferenceFinder.java:65)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder$MyRexVisitor.visitSubQuery(CorrelationReferenceFinder.java:50)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexSubQuery.accept(RexSubQuery.java:85) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexShuttle.visitList(RexShuttle.java:148) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexShuttle.visitCall(RexShuttle.java:97) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexShuttle.visitCall(RexShuttle.java:36) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexCall.accept(RexCall.java:104) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rex.RexShuttle.apply(RexShuttle.java:279) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.rel.core.Filter.accept(Filter.java:103) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.CorrelationReferenceFinder.visit(CorrelationReferenceFinder.java:44)
~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.hadoop.hive.ql.optimizer.calcite.reloperators.HiveFilter.accept(HiveFilter.java:116)
~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.calcite.sql2rel.RelFieldTrimmer.result(RelFieldTrimmer.java:296) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.RelFieldTrimmer.dummyProject(RelFieldTrimmer.java:434) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.calcite.sql2rel.RelFieldTrimmer.trimFields(RelFieldTrimmer.java:390) ~[calcite-core-1.12.0.jar:1.12.0]
	at org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRelFieldTrimmer.trimFields(HiveRelFieldTrimmer.java:273)
~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_101]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_101]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[?:1.8.0_101]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_101]
	at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:525) ~[calcite-core-1.12.0.jar:1.12.0]
{code}



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