Laljo John Pullokkaran created CALCITE-570:
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Summary: Calcite ReduceExpression throws exception
Key: CALCITE-570
URL: https://issues.apache.org/jira/browse/CALCITE-570
Project: Calcite
Issue Type: Bug
Reporter: Laljo John Pullokkaran
Assignee: Julian Hyde
Hive's unit test that reproduces the problem: smb_mapjoin_25
Stack Trace:
java.lang.IllegalArgumentException: duplicate key: $1
at
com.google.common.base.Preconditions.checkArgument(Preconditions.java:119)
at
com.google.common.collect.RegularImmutableMap.<init>(RegularImmutableMap.java:67)
at
com.google.common.collect.ImmutableMap$Builder.fromEntryList(ImmutableMap.java:249)
at
com.google.common.collect.ImmutableMap$Builder.build(ImmutableMap.java:235)
at
org.apache.calcite.rel.rules.ReduceExpressionsRule.predicateConstants(ReduceExpressionsRule.java:451)
at
org.apache.calcite.rel.rules.ReduceExpressionsRule.reduceExpressions(ReduceExpressionsRule.java:337)
at
org.apache.calcite.rel.rules.ReduceExpressionsRule$3.onMatch(ReduceExpressionsRule.java:223)
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