Thanks for the direction, Matt and Jurgen. I now have a plan of attack for tomorrow.
Shaun --- In flexcoders@yahoogroups.com, Jurgen Beck <[EMAIL PROTECTED]> wrote: > > Additionally, if you're doing this in .NET you could let your class > library handle the paging and simply just move the current recordset to > Flex as a List Of objects collection. All you would need to do then is > to tell your remote object where you are at in the list and if you are > resorting any of the columns. You should be able to do any resorting and > grabbing of sets of records completely on the .NET side. > > Jurgen > > Matt Chotin wrote: > > > > The key to this is write an implementation of IList that throws > > ItemPendingErrors and then does the loading for you. You then pass > > that IList to aListCollectionView and away you go. Keep in mind that > > if you attempt to sort or filter the ListCollectionView will try to > > load all of your data, so you'll need to do your own work to have that > > passed through (which may mean subclassing LCV or writing your own > > impl of ICollectionView if this is important to you). > > > > Matt > > > > ------------------------------------------------------------------ ------ > > *From:* flexcoders@yahoogroups.com [mailto:[EMAIL PROTECTED] > > *On Behalf Of *Shaun > > *Sent:* Wednesday, May 23, 2007 2:58 PM > > *To:* flexcoders@yahoogroups.com > > *Subject:* Re: {Disarmed} [flexcoders] Data Paging a la Matt Chotin > > for Flex 2.1 > > > > Aww, what about us non-FDS guys, Matt? :-( Protecting the FDS > > revenue stream I take it? Actually, I would love to use FDS, but > > unfortunately this app requires a .NET backend and doesn't have the > > budget for FDS or WebOrb anyway. > > > > Oh well, time to start coding... :-) > > Shaun > > > > --- In flexcoders@yahoogroups.com > > <mailto:flexcoders%40yahoogroups.com>, "Matt Chotin" <mchotin@> wrote: > > > > > > FDS will do some of this work for you automatically, one reason why > > we > > > didn't write an updated version of the blog post :-) > > > > > > ________________________________ > > > > > > From: flexcoders@yahoogroups.com <mailto:flexcoders% 40yahoogroups.com> > > [mailto:flexcoders@yahoogroups.com > > <mailto:flexcoders%40yahoogroups.com>] On > > > Behalf Of Shaun > > > Sent: Wednesday, May 23, 2007 2:32 PM > > > To: flexcoders@yahoogroups.com <mailto:flexcoders% 40yahoogroups.com> > > > Subject: Re: {Disarmed} [flexcoders] Data Paging a la Matt Chotin > > for > > > Flex 2.1 > > > > > > > > > > > > Jurgen, > > > > > > Thanks for the tip. I checked them out, but unfortunately, those > > > implementations don't address my main issue: getting the data from > > the > > > server in a paged fashion. They simply allow you to view an > > > arraycollection in chunks, where Matt's goes back to the server as > > > needed to get chunks of the data. > > > > > > With 150k records, I need the on demand paging. > > > > > > Shaun > > > > > > > > > --- In flexcoders@yahoogroups.com > > <mailto:flexcoders%40yahoogroups.com>, Jurgen Beck <jurgen@> wrote: > > > > > > > > Hey Shaun, > > > > > > > > You may want to check out the FlexBox components list. There are > > two > > > > components, one for a paged DataGrid, the other one for a paged > > > > ArrayCollection. > > > > > > > > http://flexbox.mrinalwadhwa.com/ <http://flexbox.mrinalwadhwa.com/> > > > > > > > > Jurgen > > > > > > > > Shaun wrote: > > > > > > > > > > I am getting ready to implement a report for a project that > > requires > > > > > the user to be able to sift through a maximum of 150,000 records > > > from a > > > > > table (yes, we all know that in reality this is ridiculous, but > > we > > > also > > > > > know that customers get what customers want). > > > > > > > > > > I read through Matt Chotin's posts on large datasets and will > > likely > > > go > > > > > down that path, but I'm in a time cruch and so the hope of > > saving > > > some > > > > > time, I am curious as to whether anyone has already ported ! his > > > samples > > > > > to 2.1 as they are from way back in 04. > > > > > > > > > > Or, if anyone has a better option, I'm all ears. > > > > > > > > > > Thanks, > > > > > Shaun > > > > > > > > > > Matt's post: > > > > > > > > > > http://weblogs.macromedia.com/mchotin/archives/2004/05/large_data_sets > > <http://weblogs.macromedia.com/mchotin/archives/2004/05/large_data_set s> > > _2 > > > > > > > > > > > > > <http://weblogs.macromedia.com/mchotin/archives/2004/05/large_data_set > > <http://weblogs.macromedia.com/mchotin/archives/2004/05/large_data_set > > > s_ > > > 2> > > > > > .cfm > > > > > > > > > > > > > > > > > > > > > >
