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Re: [eclipselink-users] migrating jdbc queries to jpa native queries
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The key will be a String of the column name (actually a DatabaseField, but
String works as well). The value will be Object, or whatever type the
database returns for the column.
ymajoros wrote:
>
> James Sutherland a écrit :
>> EclipseLink provides a Query hint that allows the results to be returned
>> as a
>> List of Maps (DatabaseRecords) instead of a List of Object[].
>>
>> "eclipselink.result-type"="Map"
>>
>> See, org.eclipse.persistence.ResultType , QueryHints
>>
>>
> So, I guess I need to write this:
>
> Query query = entityManager.createNativeQuery(sql);
> query.setHint(QueryHints.RESULT_TYPE, ResultType.Map);
> List<Map> results = query.getResultList();
> for (Map result : results) {
> }
>
> What will the result types be? Is everything a String, then?
>
>
-----
http://wiki.eclipse.org/User:James.sutherland.oracle.com James Sutherland
http://www.eclipse.org/eclipselink/
EclipseLink , http://www.oracle.com/technology/products/ias/toplink/
TopLink
Wiki: http://wiki.eclipse.org/EclipseLink EclipseLink ,
http://wiki.oracle.com/page/TopLink TopLink
Forums: http://forums.oracle.com/forums/forum.jspa?forumID=48 TopLink ,
http://www.nabble.com/EclipseLink-f26430.html EclipseLink
Book: http://en.wikibooks.org/wiki/Java_Persistence Java Persistence
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