Hi Francis,
Yes ! Can you please elaborate the pluses and minuses
in wrapping a DAO object from a stateless session bean
to the other design of wrapping a DAO object by an
entity bean instances.
When should you consider each design ?
Thank you
Manisha
--- "Bhattacharyya, Ana"
<[EMAIL PROTECTED]> wrote:
> Hi Francis,
> Can u pls elaborate those cases where an entity bean
> scales more than a
> session bean.
> TIA
> Ana
>
> -----Original Message-----
> From: Francis Pouatcha
> [mailto:[EMAIL PROTECTED]]
> Sent: Monday, September 18, 2000 2:30 PM
> To: [EMAIL PROTECTED]
> Subject: Re: Reason for using entity beans
>
>
> Hi,
>
> WenJun Luo wrote:
> >
> > Hi,All,
> > I know that in some design patterns entity
> beans are not exposed
> to the client tier. My problem is that in such case,
> why should we use
> entity beans. We can use DAO intstead and also can
> avoid the overhead of
> the inter-bean calls. Any tip is appreciated.
> > Best regards.
>
> Entity beans are not only used for wrapping DB-rows.
> You also use them
> when you want concurent access to data at the app
> server level. They
> also provide a better fine grained access controll
> than "session bean +
> DAO". In some cases, they scale better than session
> beans.
>
> /Francis
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