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Posted to ojb-user@db.apache.org by Ron Gallagher <rg...@bellsouth.net> on 2003/05/20 13:50:02 UTC
Re: RE: How to create >> Select Max(field) from table
Mario --
Use a ReportQuery instead of a Query...
Query QTabProg = new ReportQueryByCriteria(Progetti.class, new String[]{"max(fieldName)"},c);
Collection result = broker.getCollectionByQuery(QTabProg);
Ron Gallagher
Atlanta, GA
rongallagher@bellsouth.net
>
> From: "Mario Signorelli" <ma...@pimm.it>
> Date: 2003/05/20 Tue AM 04:53:56 EDT
> To: <oj...@db.apache.org>
> Subject: RE: How to create >> Select Max(field) from table
>
> Hi at all,
>
> Exsist a method to create a Select Max(field) from table with ojb ???
>
> I don't see nothing in the object Criteria or in the Object Query
>
> Some Ideas???
>
> PersistenceBroker broker = null;
>
> try {
> broker = PersistenceBrokerFactory.defaultPersistenceBroker();
>
> } catch (Exception e) {
> servlet.log("Exception" + e.getMessage());
> }
>
> Criteria c = new Criteria();
> c.addOrderByDescending("data");
>
> Query QTabProg = new QueryByCriteria(Progetti.class, c);
>
> Collection result = broker.getCollectionByQuery(cUltimaData);
>
> broker.close();
> ________________
> Mario Signorelli
> PIMM S.R.L.
> via Lampugnano, 144
> 20151 - Milano
> Tel. - 02/48206371
> Fax. - 02/48206437
>
>
>
>
>