[jira] [Resolved] (ASTERIXDB-3305) ClassCastException in columnar datasets against LEFT OUTER queries

["Ian Maxon (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ASTERIXDB-3305?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ian Maxon resolved ASTERIXDB-3305.
----------------------------------
    Resolution: Fixed

> ClassCastException in columnar datasets against LEFT OUTER queries
> ------------------------------------------------------------------
>
>                 Key: ASTERIXDB-3305
>                 URL: https://issues.apache.org/jira/browse/ASTERIXDB-3305
>             Project: Apache AsterixDB
>          Issue Type: Bug
>          Components: COMP - Compiler
>    Affects Versions: 0.9.9
>            Reporter: Wail Y. Alkowaileet
>            Assignee: Wail Y. Alkowaileet
>            Priority: Major
>             Fix For: 0.9.9
>
>
> DDL:
> {noformat}
> CREATE COLLECTION DBLP 
> PRIMARY KEY (id:int) 
> WITH {
>     "storage-format": {"format": "column"}
> };
> CREATE COLLECTION CSX 
> PRIMARY KEY (id:int) 
> WITH {
>     "storage-format": {"format": "column"}
> }; {noformat}
>  
> DML:
> {noformat}
> INSERT INTO DBLP {"id":6, "authors":"asdaskhdaskj dhas dhkasj dsakjdh"};
> INSERT INTO CSX {"id":7, "authors":"asdaskhdaskj dhas dhkasj dsakjdh"}; {noformat}
>  
> Query:
> {noformat}
> SELECT a.id AS aid, b.id AS bid
> FROM DBLP AS a
> LEFT OUTER UNNEST
> (
>   SELECT VALUE b
>   FROM CSX AS b
>   WHERE a.authors = b.authors
> ) AS b
> ORDER BY a.id; {noformat}
>  
> Error:
> {noformat}
> java.lang.Exception: ClassCastException: class org.apache.asterix.om.types.AUnionType cannot be cast to class org.apache.asterix.om.types.ARecordType (org.apache.asterix.om.types.AUnionType and org.apache.asterix.om.types.ARecordType are in unnamed module of loader 'app') {noformat}



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