The container handles the logic of swapping the memery places for the entity beans... so it is vendor specific..
correct me if i am wrong.. Regards, uthiresh -----Original Message----- From: A mailing list for Enterprise JavaBeans development [mailto:[EMAIL PROTECTED]]On Behalf Of Emilio Gustavo Orme�o Sent: Wednesday, December 11, 2002 5:01 PM To: [EMAIL PROTECTED] Subject: Re: Why we need entity beans????????? Does it mind that, if I had a two millions records table, I'll need a lot of memory to support each instance of the entity bean ? Satyanarayana_Godavarti escribi�: >Hi Murali, > >Session bean meant for your business process. It can do a simple thing like >tax calculation or connecting to another bean etc. The session beans are >verbs of your application. You cannot handle transaction management through >session bean. At the best you can get the data from the database but you >cannot do update existing record or adding a new record in the database. > >The entity beans are nouns of your application. These are your persistence >objects. It represents your permanent data. Entity beans are capable of >handling the transactions. Each table in your database represents one entity >bean and each instance of a bean represents a record in that table. > >You can use session beans for transaction but you have to go for >Synchronized session beans. > >Regards, >Murthy > > >-----Original Message----- >From: Murali Mohan [mailto:[EMAIL PROTECTED]] >Sent: Wednesday, December 11, 2002 11:06 AM >To: [EMAIL PROTECTED] >Subject: Why we need entity beans????????? > > >Hi all, > >I have a basic doubt about entity beans??? >Why we need it????From sessionBeans also we can connect to DB and do all >the operations. > >Why we need entity beans?????????What are extra uses??????? > >Thanks, >Mohan > >=========================================================================== >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". >************************************************************************** >This email (including any attachments) is intended for the sole use of the >intended recipient/s and may contain material that is CONFIDENTIAL AND >PRIVATE COMPANY INFORMATION. Any review or reliance by others or copying or >distribution or forwarding of any or all of the contents in this message is >STRICTLY PROHIBITED. If you are not the intended recipient, please contact >the sender by email and delete all copies; your cooperation in this regard >is appreciated. >************************************************************************** > >=========================================================================== >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". > > > -- Emilio Gustavo Orme�o Sarmiento Licenciado en Informatica [EMAIL PROTECTED] Julio A. Roca Norte 637 San Juan - Capital Tel. Par. 054 0264 4201514 Tel. Lab. 054 0265 4234129 int 139 =========================================================================== 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".
