okay so I found that I can cast the sum()::float8 in the query to get a float 
back..... otherwise it was something else...

String theSQL = "SELECT sum(c_amount_of_time)::float8 as amountOfTime FROM 
t_e_time et WHERE c_user_id = '" +
userList.objectAtIndex(i).primaryKey() + "' AND " + "et.c_job_id IN (SELECT id 
FROM t_job WHERE c_project_id = '" + theProject().primaryKey() + "')";

I don't know why...

Ted

--- On Mon, 6/14/10, Chuck Hill <ch...@global-village.net> wrote:

> From: Chuck Hill <ch...@global-village.net>
> Subject: Re: database views and webobojects
> To: "Theodore Petrosky" <tedp...@yahoo.com>
> Cc: webobjects-dev@lists.apple.com
> Date: Monday, June 14, 2010, 1:02 AM
> 
> On Jun 12, 2010, at 8:00 AM, Theodore Petrosky wrote:
> 
> > How would I do something like this in WO?
> > 
> > two tables t_e_time, t_user 
> > 
> > I have been hacking on both the qualifier and sort to
> see where I could create the group by clause...
> > 
> > this is what I want to accomplish... 
> > 
> > SELECT t1.c_user_id, sum(t1.c_amount_of_time),
> t2.c_first_name,  t2.c_last_name
> > FROM t_e_time t1
> > JOIN t_user t2
> > ON t1.c_user_id = t2.id    GROUP BY 
>    t1.c_user_id, t2.c_first_name, 
> t2.c_last_name;
> > 
> > I found ERXGroupingFetchSpecification  but I can
> not find an example and without that I am lost...
> 
> That seems to be a "work in progress".  The results of
> a group by is data not EOs.  EOF does not really handle
> this as it is focused on EOs.  You could do this
> in-memory, but I guess 
> 
> 
> > I expect that eventually I should move this to a
> procedure on the database to speed it up.. but maybe this
> will do just fine...
> 
> That could work and then use
> EOUtilities.rawRowsForStoredProcedureNamed to get the
> results as an NSArray of dictionaries.
> 
> 
> Chuck
> 
> -- 
> Chuck Hill         
>    Senior Consultant / VP Development
> 
> Practical WebObjects - for developers who want to increase
> their overall knowledge of WebObjects or who are trying to
> solve specific problems.    
> http://www.global-village.net/products/practical_webobjects
> 
> 
> 
> 
> 
> 
> 
> 



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