[ 
https://issues.apache.org/jira/browse/CALCITE-2234?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

jingzhang updated CALCITE-2234:
-------------------------------
    Description:     (was: When run tpcDs query 47, 57, 63, 53, 89 sql, an 
AssertionError would be thrown out. The stack is as following.
{code}java.lang.AssertionError
        at 
org.apache.calcite.sql.fun.SqlCastFunction.unparse(SqlCastFunction.java:172)
        at org.apache.calcite.sql.SqlDialect.unparseCall(SqlDialect.java:332)
        at org.apache.calcite.sql.SqlCall.unparse(SqlCall.java:103)
        at org.apache.calcite.sql.SqlUtil.unparseBinarySyntax(SqlUtil.java:323)
        at org.apache.calcite.sql.SqlSyntax$3.unparse(SqlSyntax.java:65)
        at org.apache.calcite.sql.SqlOperator.unparse(SqlOperator.java:332)
        at org.apache.calcite.sql.SqlDialect.unparseCall(SqlDialect.java:332)
        at org.apache.calcite.sql.SqlCall.unparse(SqlCall.java:103)
        at org.apache.calcite.sql.SqlNode.toSqlString(SqlNode.java:152)
        at org.apache.calcite.sql.SqlNode.toSqlString(SqlNode.java:158)
        at org.apache.calcite.sql.SqlNode.toString(SqlNode.java:125)
        at java.lang.String.valueOf(String.java:2994)
        at java.lang.StringBuilder.append(StringBuilder.java:131)
        at 
org.apache.calcite.sql2rel.ReflectiveConvertletTable$1.convertCall(ReflectiveConvertletTable.java:90)
        at 
org.apache.calcite.sql2rel.SqlNodeToRexConverterImpl.convertCall(SqlNodeToRexConverterImpl.java:63)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:4684)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:4020)
        at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:138)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:4586)
        at 
org.apache.calcite.sql2rel.StandardConvertletTable$AvgVarianceConvertlet.convertCall(StandardConvertletTable.java:1190)
        at 
org.apache.calcite.sql2rel.SqlNodeToRexConverterImpl.convertCall(SqlNodeToRexConverterImpl.java:63)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertOver(SqlToRelConverter.java:1891)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.access$1800(SqlToRelConverter.java:215)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:4579)
        at 
org.apache.calcite.sql2rel.StandardConvertletTable$12.convertCall(StandardConvertletTable.java:267)
        at 
org.apache.calcite.sql2rel.SqlNodeToRexConverterImpl.convertCall(SqlNodeToRexConverterImpl.java:63)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:4684)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.visit(SqlToRelConverter.java:4020)
        at org.apache.calcite.sql.SqlCall.accept(SqlCall.java:138)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter$Blackboard.convertExpression(SqlToRelConverter.java:4586)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.createAggImpl(SqlToRelConverter.java:2862)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertAgg(SqlToRelConverter.java:2710)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertSelectImpl(SqlToRelConverter.java:662)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertSelect(SqlToRelConverter.java:624)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertQueryRecursive(SqlToRelConverter.java:3084)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:2073)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:1965)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertIdentifier(SqlToRelConverter.java:2288)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:1999)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:1953)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:2031)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:2031)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertSelectImpl(SqlToRelConverter.java:643)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertSelect(SqlToRelConverter.java:624)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertQueryRecursive(SqlToRelConverter.java:3084)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:2073)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:1965)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertIdentifier(SqlToRelConverter.java:2288)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:1999)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertFrom(SqlToRelConverter.java:1953)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertSelectImpl(SqlToRelConverter.java:643)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertSelect(SqlToRelConverter.java:624)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertQueryRecursive(SqlToRelConverter.java:3084)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:560)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertWith(SqlToRelConverter.java:3931)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertQueryRecursive(SqlToRelConverter.java:3098)
        at 
org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:560){code})

> Fix java.lang.AssertionError at 
> org.apache.calcite.sql.fun.SqlCastFunction.unparse 
> -----------------------------------------------------------------------------------
>
>                 Key: CALCITE-2234
>                 URL: https://issues.apache.org/jira/browse/CALCITE-2234
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>            Reporter: jingzhang
>            Assignee: Julian Hyde
>            Priority: Major
>         Attachments: q47.sql
>
>




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