[teiid-issues] [JBoss JIRA] (TEIID-4838) View with a union that projects nulls fails to resolve properly

[RH Bugzilla Integration (JIRA)]

    [ https://issues.jboss.org/browse/TEIID-4838?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13510056#comment-13510056 ] 

RH Bugzilla Integration commented on TEIID-4838:
------------------------------------------------

Jan Stastny <jstastny at redhat.com> changed the Status of [bug 1506576|https://bugzilla.redhat.com/show_bug.cgi?id=1506576] from ON_QA to VERIFIED

> View with a union that projects nulls fails to resolve properly
> ---------------------------------------------------------------
>
>                 Key: TEIID-4838
>                 URL: https://issues.jboss.org/browse/TEIID-4838
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>            Reporter: Steven Hawkins
>            Assignee: Steven Hawkins
>             Fix For: 9.3, 8.12.x-6.4, 9.2.4
>
>
> Accessing a view defined as:
> create view v (col string[]) as select null union all select null
> Results in an exception:
> org.teiid.core.TeiidRuntimeException: TEIID30447 org.teiid.api.exception.query.QueryResolverException: TEIID30082 Expected value of type 'null' but 'null' is of type 'string[]' and no implicit conversion is available.



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