[teiid-issues] [JBoss JIRA] (TEIID-2039) Virtual table mapping with large number of UNIONs is resulting in excessively long source query

[Marc Shirley (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-2039?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Marc Shirley updated TEIID-2039:
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> Virtual table mapping with large number of UNIONs is resulting in excessively long source query
> -----------------------------------------------------------------------------------------------
>
>                 Key: TEIID-2039
>                 URL: https://issues.jboss.org/browse/TEIID-2039
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 7.4.1, 7.7
>            Reporter: Marc Shirley
>            Assignee: Steven Hawkins
>
> Queries against a virtual table built upon several layers of UNION transformations is resulting in what appears to be a badly formed, excessively long source query (for example, a SQL string over 1 million characters) that results in slow query execution.

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