[jira] [Updated] (KYLIN-2200) CompileException on UNION ALL query when result only contains one column

["Dayue Gao (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/KYLIN-2200?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dayue Gao updated KYLIN-2200:
-----------------------------
    Attachment: KYLIN-2200.patch

patch uploaded. 

There is no ITs for UNION/UNION_ALL right now. Let me add test cases once my sandbox env is fixed.

> CompileException on UNION ALL query when result only contains one column
> ------------------------------------------------------------------------
>
>                 Key: KYLIN-2200
>                 URL: https://issues.apache.org/jira/browse/KYLIN-2200
>             Project: Kylin
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: v1.5.4.1
>            Reporter: Dayue Gao
>            Assignee: Dayue Gao
>         Attachments: KYLIN-2200.patch
>
>
> {code:sql}
> select count(*) from kylin_sales
> union all
> select count(*) from kylin_sales
> {code}
> got following exception
> {noformat}
> Caused by: org.codehaus.commons.compiler.CompileException: Line 82, Column 32: Cannot determine simple type name "Record11_1"
>         at org.codehaus.janino.UnitCompiler.compileError(UnitCompiler.java:10092)
>         at org.codehaus.janino.UnitCompiler.getReferenceType(UnitCompiler.java:5375)
>         at org.codehaus.janino.UnitCompiler.getReferenceType(UnitCompiler.java:5184)
>         at org.codehaus.janino.UnitCompiler.getType2(UnitCompiler.java:5165)
>         at org.codehaus.janino.UnitCompiler.access$12600(UnitCompiler.java:183)
>         at org.codehaus.janino.UnitCompiler$16.visitReferenceType(UnitCompiler.java:5096)
>         at org.codehaus.janino.Java$ReferenceType.accept(Java.java:2880)
>         at org.codehaus.janino.UnitCompiler.getType(UnitCompiler.java:5136)
>         at org.codehaus.janino.UnitCompiler.getType2(UnitCompiler.java:5598)
>         at org.codehaus.janino.UnitCompiler.access$13300(UnitCompiler.java:183)
>         at org.codehaus.janino.UnitCompiler$16.visitCast(UnitCompiler.java:5104)
> {noformat}



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