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From "Francis De Brabandere (JIRA)" <empire-db-...@incubator.apache.org>
Subject [jira] [Reopened] (EMPIREDB-145) Allow create of DBQuery from DBCommandExpr
Date Tue, 24 Jul 2012 15:55:35 GMT

     [ https://issues.apache.org/jira/browse/EMPIREDB-145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Francis De Brabandere reopened EMPIREDB-145:
--------------------------------------------

    
> Allow create of DBQuery from DBCommandExpr
> ------------------------------------------
>
>                 Key: EMPIREDB-145
>                 URL: https://issues.apache.org/jira/browse/EMPIREDB-145
>             Project: Empire-DB
>          Issue Type: Improvement
>          Components: Core
>            Reporter: Rainer Döbele
>            Assignee: Rainer Döbele
>             Fix For: empire-db-2.3.1
>
>
> Currently creating a DBQuery object (used for subqueries) requires a DBCommand source
object.
> However UNIONS and INSTERSECT statements are of type DBCommandExpr - a superclass of
DBCommand.
> Extend DBQuery to allow DBCommandExpr  as well

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