Actually this might be an idea i might want to go for at this moment without needing to storing object in the application scope. Thanks a lot Robert , but if there are still any ideas of doing this in other ways would be very helpful.
Vinay ----- Original Message ----- From: "Robert S. Sfeir" <[EMAIL PROTECTED]> To: "Struts Users Mailing List" <[EMAIL PROTECTED]> Sent: Monday, February 10, 2003 4:11 PM Subject: Re: General Question > > Well first you might find that updating all the fields is easier, but > still if you want to do it your way, you have to have something to > compare the old value to the new one, and in that case you use a hidden > field. So you'd have something like: > > <input type="text" name="field1"> > <input type="hidden" name="oldField1"> > > When the user hits submit you'll have to check to see if the values are > the same, if they are ignore and don't update otherwise update. > > You see you have to loop over all the fields anyway, it's a form submit > thing, you can't tell it to submit a form partially. > > R > > On Monday, Feb 10, 2003, at 15:46 US/Eastern, Vinay Chandupatla wrote: > > > That is exactly what I am trying to avoid. That is a the real pain I > > don't want to update all the fields , I just want to update that > > particular value based upon it's key. In this case the database in > > question is the a server socket connection which cannot take lengthy > > query strings( i was just exemplifying with a normal database, ), and > > I thought it is not efficient overriding the values which need not be > > overridden. > > > > Infact I was thinking in the lines of what dave has suggested but even > > that will still have a lot of comparisions. Has anybody encountered > > these kind of situations with user editing lot of transactions and > > posting them back to database. If so how did you deal with them > > > > Thanks Dave and Guptill for your replies, > > > > Vinay > > > > > > ---------- Original Message ---------------------------------- > > From: "Guptill, Josh" <[EMAIL PROTECTED]> > > Reply-To: "Struts Users Mailing List" <[EMAIL PROTECTED]> > > Date: Mon, 10 Feb 2003 15:42:14 -0500 > > > >> No, just update your database table with all the fields that come > >> back on > >> the form. If a field has changed, that value will be updated. > >> Otherwise, > >> the same value will be written to the table and you will be no worse > >> off. > >> > >> Unless this is exactly what you are trying to avoid? > >> > >> -----Original Message----- > >> From: Vinay [mailto:[EMAIL PROTECTED]] > >> Sent: Monday, February 10, 2003 3:27 PM > >> To: Struts Users Mailing List > >> Subject: General Question > >> > >> > >> This is a very general question and not specifically related to > >> struts or > >> tag libraries, may be naive,thought somebody could help me off the > >> list on > >> the list. > >> > >> I have this very big form with list of 100's of transactions pulled > >> from the > >> database base thru a select statement or a similar one. > >> > >> And this form has a lot of textfields where the user can edit the > >> fields and > >> send it back to the database for updations. > >> > >> I need to get only those values which are being edited by the user for > >> updations in Action Class. If this looks vague , i can elaborate. > >> > >> Do i have to compare or check if user has edited. > >> > >> The solution might be very trivial , but couldn't get any idea. > >> > >> Thank you , > >> > >> Help appreciated, > >> > >> > >> Vinay. > >> > >> > >> > >> > >> > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: [EMAIL PROTECTED] > >> For additional commands, e-mail: [EMAIL PROTECTED] > >> > >> > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > R > > -- > Robert S. Sfeir > Senior Java Engineer > National Institutes of Health > Center for Information Technology > Department of Enterprise Custom Applications > [EMAIL PROTECTED] > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
