Thanks everyone for your replys. I'm using Weblogic 7. Does anyone know whether Weblogic 7 have the "optimization"?
Thanks, Dongmei > -----Original Message----- > From: A mailing list for Enterprise JavaBeans development > [mailto:[EMAIL PROTECTED]]On Behalf Of Evan Ireland > Sent: Wednesday, August 21, 2002 12:05 AM > To: [EMAIL PROTECTED] > Subject: Re: How many database calls > > > At this point, the "optimization" you describe is fairly common > with CMP. If you vendor doesn't provide it, you should ask them > why not. > > Fred Loney wrote: > > Typically 1+ N calls for N elements, but a container vendor might > > optimize this with a configuration extension. > > > > Fred Loney > > Spirited Software, Inc. > > www.spiritedsw.com > > > > ----- Original Message ----- > > From: "Dongmei Cao" <[EMAIL PROTECTED]> > > To: <[EMAIL PROTECTED]> > > Sent: Tuesday, August 20, 2002 1:30 PM > > Subject: How many database calls > > > > > > > >>Hi, > >> > >>I have a question regarding the EJB 2.0 CMP. > >>I have an EntityBeanA and EntityBeanB. They have > >>one to many relationship. When I call > >>EntityBeanA.getEntityBeanB(), it should return a > >>Collection of EntityBeanB. My question is how > >>many database calls the container actually makes > >>when I make that call. Is it one call? Or one per > >>element in the collection? > >> > >>Thanks, > >>Dongmei > >> > >> > > > > ======================================================================== > > === > > > >>To unsubscribe, send email to [EMAIL PROTECTED] and include in the > > > > body > > > >>of the message "signoff EJB-INTEREST". For general help, send email > > > > to > > > >>[EMAIL PROTECTED] and include in the body of the message "help". > >> > >> > > > > > > =========================================================================== > > To unsubscribe, send email to [EMAIL PROTECTED] and include in the body > > of the message "signoff EJB-INTEREST". For general help, send email to > > [EMAIL PROTECTED] and include in the body of the message "help". > > > > > > > -- > ______________________________________________________________________ > _________ > > Evan Ireland Sybase EAServer Engineering > [EMAIL PROTECTED] > Wellington, New Zealand +64 > 4 934-5856 > > =========================================================================== > To unsubscribe, send email to [EMAIL PROTECTED] and include in the body > of the message "signoff EJB-INTEREST". For general help, send email to > [EMAIL PROTECTED] and include in the body of the message "help". > > =========================================================================== To unsubscribe, send email to [EMAIL PROTECTED] and include in the body of the message "signoff EJB-INTEREST". For general help, send email to [EMAIL PROTECTED] and include in the body of the message "help".
