[jira] [Created] (CALCITE-7377) Using an expression for a DESCRIPTOR in a table function crashes Calcite

[Mihai Budiu (Jira)]

Mihai Budiu created CALCITE-7377:
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             Summary: Using an expression for a DESCRIPTOR in a table function 
crashes Calcite
                 Key: CALCITE-7377
                 URL: https://issues.apache.org/jira/browse/CALCITE-7377
             Project: Calcite
          Issue Type: Bug
          Components: core
    Affects Versions: 1.41.0
            Reporter: Mihai Budiu


{code:java}
select * from table(hop(table orders, descriptor(1 + 2), interval '2' hour, 
interval '1' hour)) {code}
Effect:
{code:java}
 java.lang.ClassCastException: class org.apache.calcite.sql.SqlBasicCall cannot 
be cast to class org.apache.calcite.sql.SqlIdentifier 
(org.apache.calcite.sql.SqlBasicCall and org.apache.calcite.sql.SqlIdentifier 
are in unnamed module of loader 'app')
    at 
org.apache.calcite.sql.SqlIdentifier.lambda$simpleNames$3(SqlIdentifier.java:340)
    at org.apache.calcite.util.Util$TransformingList.get(Util.java:2823)
    at java.base/java.util.AbstractList$Itr.next(AbstractList.java:373)
    at org.apache.calcite.linq4j.Ord.forEach(Ord.java:167)
    at 
org.apache.calcite.sql.SqlWindowTableFunction$AbstractOperandMetadata.validateColumnNames(SqlWindowTableFunction.java:236)
    at 
org.apache.calcite.sql.SqlWindowTableFunction$AbstractOperandMetadata.checkTableAndDescriptorOperands(SqlWindowTableFunction.java:184)
    at 
org.apache.calcite.sql.SqlHopTableFunction$OperandMetadataImpl.checkOperandTypes(SqlHopTableFunction.java:48)
    at 
org.apache.calcite.sql.SqlOperator.checkOperandTypes(SqlOperator.java:785){code}



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