Обсуждение: Re: [GENERAL] Getting the result of a query using COUNT(*)

Jackson Ching wrote:
> 
> Hi,
> 
>         I'm using JSDK 2.0 and IBM JDK 1.3 on RedHat Linux 6.2
> 
>         As i test my servlet,  I got errors saying count(*) column not found in a query like this
> 
>         SELECT COUNT(*) FROM MyTable
> 
>         in my rs.getint("COUNT(*)");   in oracle it works fine, in postgresql it doesn't. how should i handle
aggregatefunctions in SQL then?
 
> 
>         Thanks
> 
> Jackson

What version of rostgres do you use?
SELECT COUNT(*) FROM MyTable works pretty well in postgres 6.5.1 and
later.
Perhaps problem is in java?

-- 
Sincerely yours,
Yury

Hello   Try this way:        SELECT COUNT(*) as no FROM MyTable        rs.getint("no");   Or        SELECT COUNT(*)
FROMMyTable       rs.getInt(0); (or (1))                   alexander
 


> Jackson Ching wrote:
> >
> > Hi,
> >
> >         I'm using JSDK 2.0 and IBM JDK 1.3 on RedHat Linux 6.2
> >
> >         As i test my servlet,  I got errors saying count(*) column not
found in a query like this
> >
> >         SELECT COUNT(*) FROM MyTable
> >
> >         in my rs.getint("COUNT(*)");   in oracle it works fine, in
postgresql it doesn't. how should i handle aggregate functions in SQL then?
> >
> >         Thanks
> >
> > Jackson
>
> What version of rostgres do you use?
> SELECT COUNT(*) FROM MyTable works pretty well in postgres 6.5.1 and
> later.
> Perhaps problem is in java?
>
> --
> Sincerely yours,
> Yury